Who we areDfns is a cybersecurity company providing crypto wallet infrastructure. Founded in August 2020 in Paris, Dfns was incubated by Techstars and STATION F before becoming a SOC-2 certified firm audited by Deloitte, employing 30 people across 6 countries and raising over $20M since creation with investors such as White Star Capital, Susquehanna, Coinbase, ABN AMRO, Hashed, 6MV, Semantic, Bpifrance, Figment, SGH, Wintermute, Motier, and more.Dfns develops the most secure wallet-as-a-service infrastructure in Web3. It’s an API-first wallet management system, ideal for applications and organizations seeking to provide secure access to all blockchains through a single integration. Our APIs and SDKs were designed for wallet programmability and efficient implementations, enabling fast deployments, smart automation flows, as well as granular sets of permissions and policies via secure authentication credentials.About this teamHelp us build the leading wallet infrastructure for the multi-trillion-dollar digital asset industry. Join exceptional leaders (CTO, CPO, Chief Scientist) and experts (Platform Engineers, Security Engineers, Cryptographers, Protocol Designers) in a dynamic, collaborative environment. We’re looking for a skilled Senior Platform Engineer with expertise in cloud and hardware, a keen eye for detail, and the ability to thrive in high-pressure situations within our infrastructure team.Your craftAs the Senior Platform Engineer, you will design, build and maintain our platform infrastructure based on DevOps and SRE principles. We expect your expertise to guarantee the security, scalability, and reliability of our systems, enabling us to deliver a steady, robust product for the demanding Web3 application space.Your responsibilities will range from integrating corporate systems to ensuring seamless data flows within the organization, managing and expanding virtual machines, optimizing and stabilizing the cloud through capacity planning and resource management, adeptly troubleshooting network, storage, and computer issues across data centers, provisioning client environments and more.<ul style="min-height:1.5em"><li>6+ years experience in Infrastructure, DevOps, and/or SRE.</li><li>Proficiency in Terraform, Node.js, and/or TypeScript.</li><li>Secure enclave knowledge (e.g., Nitro Enclaves, AMD SEV).</li><li>Jenkins expertise or similar for CI/CD, 12-Factor, microservices.</li><li>Database admin, scaling, and tuning (RDBMS/NoSQL).</li><li>Datadog or similar tools for comprehensive monitoring.</li><li>Cloud infrastructure optimization (AWS, Google Cloud, etc.).</li><li>Containerization (Docker) and Kubernetes expertise.</li><li>Understanding of infrastructure security best practices.</li><li>Experience in testing secure, resilient systems.</li><li>Strong problem-solving skills and ability to champion ideas.</li><li>Clear communication and clear thinking under high-pressure.</li><li>Entrepreneurial mindset with a professional demeanor.</li></ul>Location: France or other EU countries (flexibility to work fully remotely or at an office location of your preference within the European Union).Work essentials: MacBook Pro, iPhone, AirPods, and other necessary equipment.Events: fully funded attendance at fintech, blockchain, or related conferences.Benefits: healthcare and life insurance, retirement plan, sponsored transportation, gym, lunch card, home office equipment, and other perks.

Who we are

Dfns is a cybersecurity company providing crypto wallet infrastructure. Founded in August 2020 in Paris, Dfns was incubated by Techstars and STATION F before becoming a SOC-2 certified firm audited by Deloitte, employing 30 people across 6 countries and raising over $20M since creation with investors such as White Star Capital, Susquehanna, Coinbase, ABN AMRO, Hashed, 6MV, Semantic, Bpifrance, Figment, SGH, Wintermute, Motier, and more.

Dfns develops the most secure wallet-as-a-service infrastructure in Web3. It’s an API-first wallet management system, ideal for applications and organizations seeking to provide secure access to all blockchains through a single integration. Our APIs and SDKs were designed for wallet programmability and efficient implementations, enabling fast deployments, smart automation flows, as well as granular sets of permissions and policies via secure authentication credentials.



About this team

Help us build the leading wallet infrastructure for the multi-trillion-dollar digital asset industry. Join exceptional leaders (CTO, CPO, Chief Scientist) and experts (Platform Engineers, Security Engineers, Cryptographers, Protocol Designers) in a dynamic, collaborative environment. We’re looking for a skilled Senior Platform Engineer with expertise in cloud and hardware, a keen eye for detail, and the ability to thrive in high-pressure situations within our infrastructure team.



Your craft

As the Senior Platform Engineer, you will design, build and maintain our platform infrastructure based on DevOps and SRE principles. We expect your expertise to guarantee the security, scalability, and reliability of our systems, enabling us to deliver a steady, robust product for the demanding Web3 application space.

Your responsibilities will range from integrating corporate systems to ensuring seamless data flows within the organization, managing and expanding virtual machines, optimizing and stabilizing the cloud through capacity planning and resource management, adeptly troubleshooting network, storage, and computer issues across data centers, provisioning client environments and more.



 - 6+ years experience in Infrastructure, DevOps, and/or SRE.

 - Proficiency in Terraform, Node.js, and/or TypeScript.

 - Secure enclave knowledge (e.g., Nitro Enclaves, AMD SEV).

 - Jenkins expertise or similar for CI/CD, 12-Factor, microservices.

 - Database admin, scaling, and tuning (RDBMS/NoSQL).

 - Datadog or similar tools for comprehensive monitoring.

 - Cloud infrastructure optimization (AWS, Google Cloud, etc.).

 - Containerization (Docker) and Kubernetes expertise.

 - Understanding of infrastructure security best practices.

 - Experience in testing secure, resilient systems.

 - Strong problem-solving skills and ability to champion ideas.

 - Clear communication and clear thinking under high-pressure.

 - Entrepreneurial mindset with a professional demeanor.



Location: France or other EU countries (flexibility to work fully remotely or at an office location of your preference within the European Union).

Work essentials: MacBook Pro, iPhone, AirPods, and other necessary equipment.

Events: fully funded attendance at fintech, blockchain, or related conferences.

Benefits: healthcare and life insurance, retirement plan, sponsored transportation, gym, lunch card, home office equipment, and other perks.



Senior Platform Engineer

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。<a target="_blank" rel="noopener noreferrer nofollow" href="https://www.mantle.xyz/zh">https://www.mantle.xyz/zh</a><h1>Your Role</h1>We are looking for an experienced backend developer to join our team. As a Senior backend developer, you will be responsible for designing, developing, and maintaining our backend services using technologies such as Node.js and Golang. You will ensure high performance, stability, and scalability of the system. You will collaborate closely with frontend developers, blockchain developers, and the product team to drive the project forward successfully.我们正在寻找一位有经验的后端服务开发工程师加入我们的团队，作为后端服务开发工程师，您将负责设计、开发和维护我们的后端服务，使用Node.js和Golang等技术栈，确保系统的高性能、稳定性和可扩展性。您将与前端开发人员、区块链开发人员和产品团队密切合作，共同推动项目的顺利进行。<h1>Your Craft</h1><ol style="min-height:1.5em"><li>Solid experience in Node.js and Golang programming, proficient in using both languages for backend service development.</li><li>Experience in Web2 backend service development, familiarity with common backend development frameworks and tools.</li><li>Familiarity with the design and development of distributed systems, understanding of microservices architecture, and strong system design skills.</li><li>Excellent communication skills and a strong spirit of teamwork, able to collaborate closely with multiple teams to drive rapid project development.</li><li>Candidates with blockchain development experience are preferred, and knowledge of Ethereum and Layer 2 network technologies is a plus.</li><li>Fluent in Mandarin due to business requirements</li></ol>职位要求：<ol style="min-height:1.5em"><li>拥有扎实的Node.js和Golang编程经验，能够熟练地使用这两种语言进行后端服务开发；</li><li>具备Web2后端服务开发经验，熟悉常见的后端开发框架和工具；</li><li>熟悉分布式系统的设计和开发，了解微服务架构，具备良好的系统设计能力；</li><li>具备良好的沟通能力和团队合作精神，能够与多个团队紧密合作，推动项目的快速发展；</li><li>有区块链开发经验者优先考虑，了解以太坊及Layer 2网络相关技术者尤佳。</li></ol>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.

Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。

https://www.mantle.xyz/zh




YOUR ROLE

We are looking for an experienced backend developer to join our team. As a Senior backend developer, you will be responsible for designing, developing, and maintaining our backend services using technologies such as Node.js and Golang. You will ensure high performance, stability, and scalability of the system. You will collaborate closely with frontend developers, blockchain developers, and the product team to drive the project forward successfully.



我们正在寻找一位有经验的后端服务开发工程师加入我们的团队，作为后端服务开发工程师，您将负责设计、开发和维护我们的后端服务，使用Node.js和Golang等技术栈，确保系统的高性能、稳定性和可扩展性。您将与前端开发人员、区块链开发人员和产品团队密切合作，共同推动项目的顺利进行。




YOUR CRAFT

 1. Solid experience in Node.js and Golang programming, proficient in using both languages for backend service development.

 2. Experience in Web2 backend service development, familiarity with common backend development frameworks and tools.

 3. Familiarity with the design and development of distributed systems, understanding of microservices architecture, and strong system design skills.

 4. Excellent communication skills and a strong spirit of teamwork, able to collaborate closely with multiple teams to drive rapid project development.

 5. Candidates with blockchain development experience are preferred, and knowledge of Ethereum and Layer 2 network technologies is a plus.

 6. Fluent in Mandarin due to business requirements



职位要求：

 1. 拥有扎实的Node.js和Golang编程经验，能够熟练地使用这两种语言进行后端服务开发；

 2. 具备Web2后端服务开发经验，熟悉常见的后端开发框架和工具；

 3. 熟悉分布式系统的设计和开发，了解微服务架构，具备良好的系统设计能力；

 4. 具备良好的沟通能力和团队合作精神，能够与多个团队紧密合作，推动项目的快速发展；

 5. 有区块链开发经验者优先考虑，了解以太坊及Layer 2网络相关技术者尤佳。



If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



Backend Engineer 后端服务开发

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。<a target="_blank" rel="noopener noreferrer nofollow" href="https://www.mantle.xyz/zh">https://www.mantle.xyz/zh</a><h1>Your Role</h1><ul style="min-height:1.5em"><li>Researching and building blockchain protocols, modules, technologies and algorithms</li><li>Preparation of detailed design documents and testing strategies according to requirements</li><li>Promoting technical experience sharing within the team</li><li>Support the community through the best communications and documentation</li></ul><h1>Your Craft</h1><ul style="min-height:1.5em"><li>Qualifications in Computing/Mathematics/Electronic Engineering or other relevant fields preferred.</li><li>2+ years of experience in the blockchain industry</li><li>Proficiency in Golang, Rust, C++ and other mainstream blockchain development languages</li><li>Solid Solidity development and optimization, be familiar with development tools such as Truffle and Hardhat, and be familiar with third-party security contract libraries such as OpenZeppelin; be familiar with gas optimization</li><li>Existing track record of R&amp;D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus</li><li>Fluent in Bilingual - English and Chinese</li></ul>职位要求：<ul style="min-height:1.5em"><li>计算机科学、软件工程等相关专业，本科及以上学历</li><li>3年及以上区块链、分布式等领域的设计开发经验</li><li>精通算法、数据结构，能快速进行POC开发论证</li><li>熟练掌握C++、Go、Rust等编程语言，精通智能合约Solidity</li><li>在密码学、区块链等领域有丰富经验，熟悉blockchain主流平台及核心算法</li><li>对区块链的开源项目（Ethereum、Cosmos、Optimism...）有开发经验的优先</li><li>熟悉零知识证明算法和zkEVM项目的优先</li><li>能快速阅读英文论文与资料，有较强的研究能力和自我驱动力 </li></ul>Extra Credit<ul style="min-height:1.5em"><li>Existing track record of R&amp;D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus.</li></ul>

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.

Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。

https://www.mantle.xyz/zh




YOUR ROLE

 - Researching and building blockchain protocols, modules, technologies and algorithms

 - Preparation of detailed design documents and testing strategies according to requirements

 - Promoting technical experience sharing within the team

 - Support the community through the best communications and documentation




YOUR CRAFT

 - Qualifications in Computing/Mathematics/Electronic Engineering or other relevant fields preferred.

 - 2+ years of experience in the blockchain industry

 - Proficiency in Golang, Rust, C++ and other mainstream blockchain development languages

 - Solid Solidity development and optimization, be familiar with development tools such as Truffle and Hardhat, and be familiar with third-party security contract libraries such as OpenZeppelin; be familiar with gas optimization

 - Existing track record of R&D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus

 - Fluent in Bilingual - English and Chinese



职位要求：

 - 计算机科学、软件工程等相关专业，本科及以上学历

 - 3年及以上区块链、分布式等领域的设计开发经验

 - 精通算法、数据结构，能快速进行POC开发论证

 - 熟练掌握C++、Go、Rust等编程语言，精通智能合约Solidity

 - 在密码学、区块链等领域有丰富经验，熟悉blockchain主流平台及核心算法

 - 对区块链的开源项目（Ethereum、Cosmos、Optimism...）有开发经验的优先

 - 熟悉零知识证明算法和zkEVM项目的优先

 - 能快速阅读英文论文与资料，有较强的研究能力和自我驱动力
   

Extra Credit

 - Existing track record of R&D and execution of open source projects on known blockchain platforms such as Ethereum/Cosmos/OP or ZK Rollup is a great plus.

Blockchain Engineer 区块链工程师

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. <h2>Your Role</h2><ul style="min-height:1.5em"><li>Design and architect scalable and secure Ethereum-based protocols and/or applications, including upgrades to Mantle Network L2 and Mantle LSP.</li><li>Research and collaborate with external technical experts, including advisors, partners, and auditors, to integrate best practices and architectural solutions.</li><li>Liaise cross-functionally with Engineering and Research teams to align technical objectives and deliver great products for our audience and community.</li><li>Ability to create cohesive proposals and technology roadmaps, bringing together technical teams, business teams, and the broader community around the vision and impact on Mantle products.</li><li>Spearhead the development and maintenance of technical documentation.</li><li>Communicate complex technical concepts to non-technical stakeholders, including AMA audiences, blog readers, investors, and other partners.</li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>Strong knowledge, and thesis, on the existing technical landscape of L2 blockchains and/or application layer products.</li><li>A resourceful approach when it comes to finding and evaluating new technologies, including engaging with external teams and communities.</li><li>Great communicator, and great listener, with excellent verbal and written communication skills.</li><li>Track record of writing and speaking about crypto topics.</li></ul><h2>Extra Credit</h2><ul style="min-height:1.5em"><li>Business language fluency in English and Mandarin.</li><li>A background and/or education across both technology and business domains. </li></ul>Mantle生态系统，包括一个以太坊二层（L2）网络——Mantle Network，一个去中心化自治组织（DAO）——Mantle Governance，一个庞大的链上资金库——Mantle Treasury，以及一个即将推出的以太坊（ETH）流动质押产品——Mantle LSP，所有这些都建立在以太坊上。Mantle代币是生态系统的统一产品和治理代币。Mantle是一个快速增长的DAO主导的生态系统，其目标是推动去中心化和基于代币治理的技术的大规模采用。 您的角色<ul style="min-height:1.5em"><li>设计和构建可扩展且安全的基于以太坊的协议和/或应用程序，包括对Mantle Network L2和Mantle LSP的升级。</li><li>与外部技术专家（包括顾问、合作伙伴和审计师）进行研究和合作，整合最佳实践和架构解决方案。</li><li>跨部门与工程和研究团队沟通，以协调技术目标，为我们的受众和社区提供出色的产品。</li><li>能够创建有凝聚力的提案和技术路线图，将技术团队、业务团队和更广泛的社区团结在Mantle产品的愿景和影响周围。</li><li>能够灵活运用最新技术点，提供整体解决方案。具备制定模式性和策略性方案的能力，以确保Mantle的技术架构既创新又可扩展。</li><li>领导技术文档的开发和维护，确保系统的技术细节和方案得到充分记录和传达。</li><li>将复杂的技术概念传达给非技术干系人，包括AMA受众、博客读者、投资者和其他合作伙伴。</li></ul> 您的专长<ul style="min-height:1.5em"><li>对L2区块链和/或应用层产品的现有技术格局有深刻的了解和论点。</li><li>在发现和评估新技术方面有很强的资源利用能力，包括与外部团队和社区的互动。</li><li>出色的沟通者和倾听者，具有出色的口头和书面沟通技巧。</li><li>在加密主题方面有写作和演讲的经验。</li></ul> 额外加分<ul style="min-height:1.5em"><li>英语和普通话的商业语言流利。</li><li>在技术和业务领域都有背景和/或教育。</li></ul>

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.



YOUR ROLE

 - Design and architect scalable and secure Ethereum-based protocols and/or applications, including upgrades to Mantle Network L2 and Mantle LSP.

 - Research and collaborate with external technical experts, including advisors, partners, and auditors, to integrate best practices and architectural solutions.

 - Liaise cross-functionally with Engineering and Research teams to align technical objectives and deliver great products for our audience and community.

 - Ability to create cohesive proposals and technology roadmaps, bringing together technical teams, business teams, and the broader community around the vision and impact on Mantle products.

 - Spearhead the development and maintenance of technical documentation.

 - Communicate complex technical concepts to non-technical stakeholders, including AMA audiences, blog readers, investors, and other partners.




YOUR CRAFT

 - Strong knowledge, and thesis, on the existing technical landscape of L2 blockchains and/or application layer products.

 - A resourceful approach when it comes to finding and evaluating new technologies, including engaging with external teams and communities.

 - Great communicator, and great listener, with excellent verbal and written communication skills.

 - Track record of writing and speaking about crypto topics.




EXTRA CREDIT

 - Business language fluency in English and Mandarin.

 - A background and/or education across both technology and business domains.
   
   

Mantle生态系统，包括一个以太坊二层（L2）网络——Mantle Network，一个去中心化自治组织（DAO）——Mantle Governance，一个庞大的链上资金库——Mantle Treasury，以及一个即将推出的以太坊（ETH）流动质押产品——Mantle LSP，所有这些都建立在以太坊上。Mantle代币是生态系统的统一产品和治理代币。Mantle是一个快速增长的DAO主导的生态系统，其目标是推动去中心化和基于代币治理的技术的大规模采用。



您的角色

 - 设计和构建可扩展且安全的基于以太坊的协议和/或应用程序，包括对Mantle Network L2和Mantle LSP的升级。

 - 与外部技术专家（包括顾问、合作伙伴和审计师）进行研究和合作，整合最佳实践和架构解决方案。

 - 跨部门与工程和研究团队沟通，以协调技术目标，为我们的受众和社区提供出色的产品。

 - 能够创建有凝聚力的提案和技术路线图，将技术团队、业务团队和更广泛的社区团结在Mantle产品的愿景和影响周围。

 - 能够灵活运用最新技术点，提供整体解决方案。具备制定模式性和策略性方案的能力，以确保Mantle的技术架构既创新又可扩展。

 - 领导技术文档的开发和维护，确保系统的技术细节和方案得到充分记录和传达。

 - 将复杂的技术概念传达给非技术干系人，包括AMA受众、博客读者、投资者和其他合作伙伴。

您的专长

 - 对L2区块链和/或应用层产品的现有技术格局有深刻的了解和论点。

 - 在发现和评估新技术方面有很强的资源利用能力，包括与外部团队和社区的互动。

 - 出色的沟通者和倾听者，具有出色的口头和书面沟通技巧。

 - 在加密主题方面有写作和演讲的经验。

额外加分

 - 英语和普通话的商业语言流利。

 - 在技术和业务领域都有背景和/或教育。

Blockchain Solutions Architect

<h2>Who we are </h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSD: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.<h2></h2>We're looking for active Mantle community builders to join our moderation program as a Community Steward. Mantle Community Stewards are committed, creative community builders, and diligent moderators interested in building a thriving Web3 Community!<h2>Your Role</h2><ul style="min-height:1.5em"><li>Moderate messages and members that break the rules in the Mantle Discord and Telegram channels.</li><li>Provide support in Discord and Telegram, including product support, quest support, and re-directing users to third-party support channels for ecosystem support.</li><li>Engage Mantle Discord and Telegram communities through regular discussions, questions, polls, news mentions, and other engagement approaches, campaigns, or events.</li><li>Identify KOLs in the ID region and work with Mantle to onboard them to our community.</li><li>Translate and amplify announcements and campaigns Discord and Telegram #ID channels.</li><li>Increase Mantle dApp ecosystem awareness.</li><li>Help build a community of active Mantle enthusiasts.</li><li>Suggest and draft on-chain and off-chain quests, activities, and events for the community. </li></ul><h2>Your Craft</h2>We will prioritize applications from active on and off-chain community members.Web3/Crypto experience<ul style="min-height:1.5em"><li>Prior experience moderating online web3/crypto communities</li><li>Comprehensive knowledge of the web3 landscape</li><li>Experience using Mantle and its related products, including Mantle LSP, Citizens of Mantle, Mantle Journey, etc.</li><li>Experience with or understanding of DAOs</li><li>Experience using and/or managing quest platforms like Zealy, Galxe, Layer3 etc.</li><li>An understanding of tools like self-custody wallets, block explorers, NFTs, DeFi apps, bridges, etc</li></ul>Online community building and moderation experience<ul style="min-height:1.5em"><li>Native Bahasa Indonesian speaker with a clear understanding of the Indonesian crypto community.</li><li>Excellent written English communication skills (speaking and verbal comprehension is a plus)</li><li>Strong customer and user support skills. Ability to troubleshoot semi-technical issues with various wallets, block explorers, and other web3 tools and activities.</li><li>Conflict resolution skills. Including the ability to provide clear, levelheaded, and productive communication even when disagreements arise.</li><li>Strong desire to collaborate and build relationships with other web3 community members.</li></ul><h2> Perks</h2><ul style="min-height:1.5em"><li>Monthly Compensation</li><li>Community Steward and Mod roles in Discord and Telegram</li><li>Additional and Early Access to announcements, quests, events, the Mantle team, and private channels.</li><li>Resources to drive your own community activities and events!</li><li>Access to a private community of exceptional community builders</li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSD: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.




We're looking for active Mantle community builders to join our moderation program as a Community Steward. Mantle Community Stewards are committed, creative community builders, and diligent moderators interested in building a thriving Web3 Community!




YOUR ROLE

 - Moderate messages and members that break the rules in the Mantle Discord and Telegram channels.

 - Provide support in Discord and Telegram, including product support, quest support, and re-directing users to third-party support channels for ecosystem support.

 - Engage Mantle Discord and Telegram communities through regular discussions, questions, polls, news mentions, and other engagement approaches, campaigns, or events.

 - Identify KOLs in the ID region and work with Mantle to onboard them to our community.

 - Translate and amplify announcements and campaigns Discord and Telegram #ID channels.

 - Increase Mantle dApp ecosystem awareness.

 - Help build a community of active Mantle enthusiasts.

 - Suggest and draft on-chain and off-chain quests, activities, and events for the community.
   


YOUR CRAFT

We will prioritize applications from active on and off-chain community members.



Web3/Crypto experience

 - Prior experience moderating online web3/crypto communities

 - Comprehensive knowledge of the web3 landscape

 - Experience using Mantle and its related products, including Mantle LSP, Citizens of Mantle, Mantle Journey, etc.

 - Experience with or understanding of DAOs

 - Experience using and/or managing quest platforms like Zealy, Galxe, Layer3 etc.

 - An understanding of tools like self-custody wallets, block explorers, NFTs, DeFi apps, bridges, etc

Online community building and moderation experience

 - Native Bahasa Indonesian speaker with a clear understanding of the Indonesian crypto community.

 - Excellent written English communication skills (speaking and verbal comprehension is a plus)

 - Strong customer and user support skills. Ability to troubleshoot semi-technical issues with various wallets, block explorers, and other web3 tools and activities.

 - Conflict resolution skills. Including the ability to provide clear, levelheaded, and productive communication even when disagreements arise.

 - Strong desire to collaborate and build relationships with other web3 community members.



PERKS

 - Monthly Compensation

 - Community Steward and Mod roles in Discord and Telegram

 - Additional and Early Access to announcements, quests, events, the Mantle team, and private channels.

 - Resources to drive your own community activities and events!

 - Access to a private community of exceptional community builders



If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



Community Steward, Indonesian Market

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.As a DevRel Intern, you will work closely with our Developer Relations team to engage with developers, provide technical support, and contribute to the growth of our developer community. This internship offers a unique opportunity to gain hands-on experience in the dynamic field of developer relations, working alongside experienced professionals in a collaborative and innovative environment.<h2>Your Role</h2><ul style="min-height:1.5em"><li>Actively engage with developers through online forums, social media, and developer events to foster a sense of community and provide support.</li><li>Assist developers by troubleshooting technical issues, providing guidance, and collaborating with our technical teams to resolve challenges.</li><li>Contribute to the creation of technical content, including blog posts, tutorials, and documentation, to help developers understand our platform and its capabilities.</li><li>Support the planning and execution of developer-focused events, workshops, webinars, and hackathons to facilitate learning and networking opportunities.</li><li>Gather feedback from developers, analyze their needs, and communicate insights to internal teams to enhance our products and services.</li><li>Become an advocate for our developer community, representing their interests and ensuring their voices are heard within the organization.</li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>Fresh grad or currently a full-time undergraduate, masters student with Computer Science and Engineering or a related program</li><li>Available for 5 days per week, ideally can do 3-6 months.</li><li>Enthusiasm for emerging technologies, especially in the Web3 blockchain and developer relations space.</li><li>Strong verbal and written communication skills, with the ability to explain complex technical concepts clearly and concisely.</li><li>Ability to collaborate effectively within a team, contribute ideas, and work towards common goals.</li><li>Proactive attitude, with the ability to take initiative and work independently, while also seeking guidance when needed. </li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.

As a DevRel Intern, you will work closely with our Developer Relations team to engage with developers, provide technical support, and contribute to the growth of our developer community. This internship offers a unique opportunity to gain hands-on experience in the dynamic field of developer relations, working alongside experienced professionals in a collaborative and innovative environment.




YOUR ROLE

 - Actively engage with developers through online forums, social media, and developer events to foster a sense of community and provide support.

 - Assist developers by troubleshooting technical issues, providing guidance, and collaborating with our technical teams to resolve challenges.

 - Contribute to the creation of technical content, including blog posts, tutorials, and documentation, to help developers understand our platform and its capabilities.

 - Support the planning and execution of developer-focused events, workshops, webinars, and hackathons to facilitate learning and networking opportunities.

 - Gather feedback from developers, analyze their needs, and communicate insights to internal teams to enhance our products and services.

 - Become an advocate for our developer community, representing their interests and ensuring their voices are heard within the organization.




YOUR CRAFT

 - Fresh grad or currently a full-time undergraduate, masters student with Computer Science and Engineering or a related program

 - Available for 5 days per week, ideally can do 3-6 months.

 - Enthusiasm for emerging technologies, especially in the Web3 blockchain and developer relations space.

 - Strong verbal and written communication skills, with the ability to explain complex technical concepts clearly and concisely.

 - Ability to collaborate effectively within a team, contribute ideas, and work towards common goals.

 - Proactive attitude, with the ability to take initiative and work independently, while also seeking guidance when needed.
   

If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



Internship, DevRel

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.<h2>Your Role</h2><ul style="min-height:1.5em"><li>Source and review for the right KOLs/influencers match for each campaign of Mantle. </li><li>Onboard, and manage day-to-day relationships with KOLs.</li><li>Define creative strategy for branded content, draft creative briefs and negotiate influencer/KOL deliverable agreements.</li><li>Produce and quality control branded content with influencers/KOLs to support milestone events (product launches, major marketing moments, etc.)</li><li>Establish and well maintain long term relationships with valuable KOLs.</li><li>Report on the impact of influencer/KOL marketing activity, provide insights into and POV on the most effective ways to measure individual channels.</li><li>Collaborate closely with stakeholders across the Mantle Ecosystem to conduct KOL marketing activities to support business growth.</li><li>Work with social media and business partners to identify new opportunities in KOL marketing field for Mantle, such as content co-creation, AMAs, etc.</li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>5+ years of experience in marketing, advertising, communications, or a related discipline, and 3+ years of experience in KOL marketing specifically. </li><li>General understanding of the crypto and blockchain space. Extensive network with Web3 KOLs with good account management skills will be a plus.</li><li>Motivated doer, self-starter, responsive team collaborator with a passion for all things crypto.</li><li>Excellent written and verbal communication skills in English. Other language such as Russian, Korean or Mandarin will be a plus. </li><li>Excellent problem-solving skills and high levels of accuracy with strong attention to details.</li><li>A bachelor's degree in communications, public relations, or an equivalent field</li><li>Position can be remote.</li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.




YOUR ROLE

 - Source and review for the right KOLs/influencers match for each campaign of Mantle. 

 - Onboard, and manage day-to-day relationships with KOLs.

 - Define creative strategy for branded content, draft creative briefs and negotiate influencer/KOL deliverable agreements.

 - Produce and quality control branded content with influencers/KOLs to support milestone events (product launches, major marketing moments, etc.)

 - Establish and well maintain long term relationships with valuable KOLs.

 - Report on the impact of influencer/KOL marketing activity, provide insights into and POV on the most effective ways to measure individual channels.

 - Collaborate closely with stakeholders across the Mantle Ecosystem to conduct KOL marketing activities to support business growth.

 - Work with social media and business partners to identify new opportunities in KOL marketing field for Mantle, such as content co-creation, AMAs, etc.




YOUR CRAFT

 - 5+ years of experience in marketing, advertising, communications, or a related discipline, and 3+ years of experience in KOL marketing specifically. 

 - General understanding of the crypto and blockchain space. Extensive network with Web3 KOLs with good account management skills will be a plus.

 - Motivated doer, self-starter, responsive team collaborator with a passion for all things crypto.

 - Excellent written and verbal communication skills in English. Other language such as Russian, Korean or Mandarin will be a plus. 

 - Excellent problem-solving skills and high levels of accuracy with strong attention to details.

 - A bachelor's degree in communications, public relations, or an equivalent field

 - Position can be remote.

If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



KOL Marketing Specialist 

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. <h2>Your role</h2>We are seeking a highly skilled and innovative Senior Brand Designer to join our dynamic team. In this role, you will be responsible for collaborating closely with the marketing and product teams to strategize, ideate, and produce a wide range of modern design assets. You will play a pivotal role in developing and maintaining our brand guidelines, actively contributing to defining how our brand is utilized across our product ecosystem and various touch points. Your primary focus will be on ensuring consistency and cohesiveness in all brand communications.<ul style="min-height:1.5em"><li>Collaborate closely with marketing and product teams to strategize, ideate, and produce a variety of modern design assets.</li><li>Actively contribute to the development and maintenance of brand guidelines that define how the brand should be used across our product ecosystem and touch points.</li><li>Create high-quality, delightful designs in collaboration with designers, researchers, animators, content specialists, and illustrators.</li><li>Take concepts from research, exploration, to delivery, ensuring a seamless transition and a cohesive final product.</li></ul><h2>Your craft</h2><ul style="min-height:1.5em"><li>Bachelor's degree in Graphic Design, Fine Arts, or related field (or equivalent work experience).</li><li>Proven experience in creative design, brand development, and multimedia production.</li><li>Proficiency in industry-standard design software such as Figma, Adobe package (photoshop, illustrator, after effects), Cinema 4D</li><li>Strong conceptual thinking and ability to bring concepts to life visually.</li><li>Excellent collaboration and communication skills, with the ability to work effectively in cross-functional teams.</li><li>Ability to manage multiple projects and prioritize tasks effectively.</li><li>Strong attention to detail and commitment to delivering high-quality designs.</li></ul>Additional Qualifications (for Senior Brand Designer position):<ul style="min-height:1.5em"><li>5+ years of experience in creative design and brand development.</li><li>Proven track record of successful brand development projects.</li><li>Strong strategic thinking and ability to contribute to overall brand strategy. </li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.



YOUR ROLE

We are seeking a highly skilled and innovative Senior Brand Designer to join our dynamic team. In this role, you will be responsible for collaborating closely with the marketing and product teams to strategize, ideate, and produce a wide range of modern design assets. You will play a pivotal role in developing and maintaining our brand guidelines, actively contributing to defining how our brand is utilized across our product ecosystem and various touch points. Your primary focus will be on ensuring consistency and cohesiveness in all brand communications.

 - Collaborate closely with marketing and product teams to strategize, ideate, and produce a variety of modern design assets.

 - Actively contribute to the development and maintenance of brand guidelines that define how the brand should be used across our product ecosystem and touch points.

 - Create high-quality, delightful designs in collaboration with designers, researchers, animators, content specialists, and illustrators.

 - Take concepts from research, exploration, to delivery, ensuring a seamless transition and a cohesive final product.




YOUR CRAFT

 - Bachelor's degree in Graphic Design, Fine Arts, or related field (or equivalent work experience).

 - Proven experience in creative design, brand development, and multimedia production.

 - Proficiency in industry-standard design software such as Figma, Adobe package (photoshop, illustrator, after effects), Cinema 4D

 - Strong conceptual thinking and ability to bring concepts to life visually.

 - Excellent collaboration and communication skills, with the ability to work effectively in cross-functional teams.

 - Ability to manage multiple projects and prioritize tasks effectively.

 - Strong attention to detail and commitment to delivering high-quality designs.
   
   

Additional Qualifications (for Senior Brand Designer position):

 - 5+ years of experience in creative design and brand development.

 - Proven track record of successful brand development projects.

 - Strong strategic thinking and ability to contribute to overall brand strategy.
   

If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



Senior Brand Designer

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。#首个模块化 L2 链<h1>Your role:</h1><ul style="min-height:1.5em"><li>Develop and maintain the front-end of our ETH Layer 2 network</li><li>Collaborate with the Backend and Product teams to ensure seamless integration of the frontend with the backend</li><li>Write clean, efficient, and well-documented code</li><li>Ensure the best possible performance, quality, and responsiveness of the application</li><li>Stay up-to-date with emerging trends and best practices in front-end development</li><li>Participate in code reviews and contribute to the development of team standards and best practices</li><li>Continuously identify and implement ways to improve the user experience</li><li>Troubleshoot and debug issues that arise</li></ul><h1> 主要职责：</h1><ul style="min-height:1.5em"><li>开发和维护我们的ETH Layer 2网络的前端</li><li>与后端和产品团队合作，确保前端与后端的无缝集成</li><li>编写干净，高效且有文档的代码</li><li>确保应用程序具有最佳性能，质量和响应能力</li><li>跟进前端开发的新趋势和最佳实践</li><li>参与代码审查并为团队标准和最佳实践的制定做出贡献</li><li>持续识别和实施改进用户体验的方法</li><li>解决和调试发生的问题</li></ul><h1>Your craft:</h1><ul style="min-height:1.5em"><li>Bachelor's or Master's degree in Computer Science, Engineering, or related field</li><li>2-5 years of experience in front-end development</li><li>Proficiency in web3js interface development</li><li>Ability to design and develop front-end systems while considering both engineering quality and development efficiency</li><li>Familiarity with at least 2 mainstream front-end frameworks (such as React, Vue, Redux, Ember.js, RxJS) and their development processes</li><li>Ability to accurately and responsively replicate design specifications</li><li>Experience in solving mobile compatibility issues</li><li>Experience with agile development methodologies and the ability to work in a fast-paced environment</li><li>Attention to detail and the ability to write clean, well-tested code</li><li>Excellent problem-solving and troubleshooting skills</li><li>Experience with blockchain and/or Ethereum development is a plus.</li></ul><h1></h1><h1>职位要求：</h1><ul style="min-height:1.5em"><li>计算机科学、工程或相关领域的学士或硕士学位</li><li>具有 2~5 年前端开发经验</li><li>熟练使用web3.js/ethers.js</li><li>具备前端系统架构能力，兼顾工程质量和开发效率。</li><li>熟悉并掌握至少2种主流前端框架（例如：React、Vue、Redux、Ember.js、RxJS）及开发流程。</li><li>能够熟练且高标准的还原设计稿以及响应式页面。</li><li>拥有解决手机端兼容性问题的经验。</li><li>有敏捷开发方法论的经验，能在快节奏的环境下工作</li><li>注意细节，能编写干净、经过良好测试的代码</li><li>出色的问题解决能力和故障排除能力</li><li>有区块链/以太坊开发经验者优先 </li></ul>

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.

Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。#首个模块化 L2 链




YOUR ROLE:

 - Develop and maintain the front-end of our ETH Layer 2 network

 - Collaborate with the Backend and Product teams to ensure seamless integration of the frontend with the backend

 - Write clean, efficient, and well-documented code

 - Ensure the best possible performance, quality, and responsiveness of the application

 - Stay up-to-date with emerging trends and best practices in front-end development

 - Participate in code reviews and contribute to the development of team standards and best practices

 - Continuously identify and implement ways to improve the user experience

 - Troubleshoot and debug issues that arise



主要职责：

 - 开发和维护我们的ETH Layer 2网络的前端

 - 与后端和产品团队合作，确保前端与后端的无缝集成

 - 编写干净，高效且有文档的代码

 - 确保应用程序具有最佳性能，质量和响应能力

 - 跟进前端开发的新趋势和最佳实践

 - 参与代码审查并为团队标准和最佳实践的制定做出贡献

 - 持续识别和实施改进用户体验的方法

 - 解决和调试发生的问题




YOUR CRAFT:

 - Bachelor's or Master's degree in Computer Science, Engineering, or related field

 - 2-5 years of experience in front-end development

 - Proficiency in web3js interface development

 - Ability to design and develop front-end systems while considering both engineering quality and development efficiency

 - Familiarity with at least 2 mainstream front-end frameworks (such as React, Vue, Redux, Ember.js, RxJS) and their development processes

 - Ability to accurately and responsively replicate design specifications

 - Experience in solving mobile compatibility issues

 - Experience with agile development methodologies and the ability to work in a fast-paced environment

 - Attention to detail and the ability to write clean, well-tested code

 - Excellent problem-solving and troubleshooting skills

 - Experience with blockchain and/or Ethereum development is a plus.





职位要求：

 - 计算机科学、工程或相关领域的学士或硕士学位

 - 具有 2~5 年前端开发经验

 - 熟练使用web3.js/ethers.js

 - 具备前端系统架构能力，兼顾工程质量和开发效率。

 - 熟悉并掌握至少2种主流前端框架（例如：React、Vue、Redux、Ember.js、RxJS）及开发流程。

 - 能够熟练且高标准的还原设计稿以及响应式页面。

 - 拥有解决手机端兼容性问题的经验。

 - 有敏捷开发方法论的经验，能在快节奏的环境下工作

 - 注意细节，能编写干净、经过良好测试的代码

 - 出色的问题解决能力和故障排除能力

 - 有区块链/以太坊开发经验者优先
   

Senior Front-end Engineer  前端开发工程师

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.<h2>Your Role</h2><ul style="min-height:1.5em"><li>Collaborate with cross-functional teams to understand project requirements and translate them into well-structured and efficient smart contracts.</li><li>Implement, test, and deploy smart contracts on various blockchain platforms</li><li>Write clean, maintainable, and well-documented code for smart contracts.</li><li>Conduct comprehensive security audits of smart contracts to identify vulnerabilities and ensure they meet the highest security standards.</li><li>Stay up-to-date with the latest security threats and best practices in blockchain security to proactively address potential issues.</li><li>Continuously optimize existing smart contracts for gas efficiency, performance, and scalability.</li><li>Identify bottlenecks and propose improvements to enhance contract execution speed and resource utilization.</li><li>Develop and execute test cases to validate the functionality and security of smart contracts.</li><li>Collaborate with DevOps teams for the seamless deployment of contracts onto the blockchain.</li><li>Maintain comprehensive documentation for all smart contracts, including design decisions, coding standards, and usage instructions.</li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>Proficient in blockchain fundamentals with an in-depth understanding of Ethereum, Account Model, and EVM.</li><li>Familiar with the technical principles and implementations of DeFi-related contracts such as Uniswap and Lido.</li><li>Mastery of Solidity smart contract language for development, testing, and optimization.</li><li>Proficient in smart contract development tools such as Foundry and Hardhat.</li><li>Proficiency in one or more programming languages, such as Golang and JavaScript.</li><li>Preferred experience in one or more of the following:<ul style="min-height:1.5em"><li>Practical development and deployment experience in DeFi projects.</li><li>Experience in developing and implementing Ethereum Op-Rollup and ZK-Rollup solutions.</li><li>Background in cryptography with unique insights into blockchain and smart contract security.</li><li>Contributions to open-source security contract libraries like Ethereum and OpenZeppelin.</li><li>Candidates should have a full-time bachelor's degree or higher in a computer-related field.</li></ul></li></ul><h2> 智能合约专家/资深 </h2>岗位职责：<ul style="min-height:1.5em"><li>负责智能合约核心功能的实现、安全审计、合约优化等</li></ul>岗位要求：<ul style="min-height:1.5em"><li>熟练掌握区块链基础，并对Ethereum、Account Model、EVM等有深入的了解</li><li>熟悉uniswap、lido等Defi相关合约的技术原理与实现</li><li>精通Solidity智能合约语言的开发、测试和优化</li><li>熟练掌握Foundry、hardhat等智能合约配套开发工具</li><li>精通golang、javascript等一种或者多种开发语言</li><li>有下列经验者优先<ul style="min-height:1.5em"><li>有过Defi项目的实际开发与上线经验</li><li>对以太坊op-rollup以及zk-rollup解决方案有开发与实操经验</li><li>具备密码学相关背景，对区块链以及智能合约安全有独到的见解</li><li>对Ethereum、OpenZeppelin等三方安全合约库有开源贡献</li><li>全日制本科或以上学历，计算机相关专业 </li></ul></li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.




YOUR ROLE

 - Collaborate with cross-functional teams to understand project requirements and translate them into well-structured and efficient smart contracts.

 - Implement, test, and deploy smart contracts on various blockchain platforms

 - Write clean, maintainable, and well-documented code for smart contracts.

 - Conduct comprehensive security audits of smart contracts to identify vulnerabilities and ensure they meet the highest security standards.

 - Stay up-to-date with the latest security threats and best practices in blockchain security to proactively address potential issues.

 - Continuously optimize existing smart contracts for gas efficiency, performance, and scalability.

 - Identify bottlenecks and propose improvements to enhance contract execution speed and resource utilization.

 - Develop and execute test cases to validate the functionality and security of smart contracts.

 - Collaborate with DevOps teams for the seamless deployment of contracts onto the blockchain.

 - Maintain comprehensive documentation for all smart contracts, including design decisions, coding standards, and usage instructions.
   
   


YOUR CRAFT

 - Proficient in blockchain fundamentals with an in-depth understanding of Ethereum, Account Model, and EVM.

 - Familiar with the technical principles and implementations of DeFi-related contracts such as Uniswap and Lido.

 - Mastery of Solidity smart contract language for development, testing, and optimization.

 - Proficient in smart contract development tools such as Foundry and Hardhat.

 - Proficiency in one or more programming languages, such as Golang and JavaScript.

 - Preferred experience in one or more of the following:
   
   - Practical development and deployment experience in DeFi projects.
   
   - Experience in developing and implementing Ethereum Op-Rollup and ZK-Rollup solutions.
   
   - Background in cryptography with unique insights into blockchain and smart contract security.
   
   - Contributions to open-source security contract libraries like Ethereum and OpenZeppelin.
   
   - Candidates should have a full-time bachelor's degree or higher in a computer-related field.



智能合约专家/资深


岗位职责：

 - 负责智能合约核心功能的实现、安全审计、合约优化等

岗位要求：

 - 熟练掌握区块链基础，并对Ethereum、Account Model、EVM等有深入的了解

 - 熟悉uniswap、lido等Defi相关合约的技术原理与实现

 - 精通Solidity智能合约语言的开发、测试和优化

 - 熟练掌握Foundry、hardhat等智能合约配套开发工具

 - 精通golang、javascript等一种或者多种开发语言

 - 有下列经验者优先
   
   - 有过Defi项目的实际开发与上线经验
   
   - 对以太坊op-rollup以及zk-rollup解决方案有开发与实操经验
   
   - 具备密码学相关背景，对区块链以及智能合约安全有独到的见解
   
   - 对Ethereum、OpenZeppelin等三方安全合约库有开源贡献
   
   - 全日制本科或以上学历，计算机相关专业
     
     

If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



Senior Smart Contract Engineer / Expert 智能合约专家

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. <h2>Your Role</h2><ul style="min-height:1.5em"><li>Conceive social media and community strategies for different channels to build brand awareness, boost community engagement, and create and maintain Mantle Network’s brand image.</li><li>Build, monitor, grow and maintain vibrant online communities on Twitter, YouTube, Medium, etc. by planning and developing high-quality engaging content, activities, and campaigns.</li><li>Respond to comments and queries in a timely manner, identify and capture marketing opportunities as well as areas of improvement, and report on feedback and online reviews.</li><li>Interact meaningfully with the community and other relevant stakeholders (the wider Mantle community) as the project representative, daily via the official social media accounts.</li><li>Design creative social activities to drive community engagement and build an engaged community.</li><li>Work closely with the internal marketing and product teams to set up and implement social media and communication campaigns that tightly align with the overarching marketing and product strategies.</li><li>In collaboration with the design team, produce eye-catching, evoking visual content, including but not limited to campaign posters, banners, community call slides and presentation decks, gifs, videos, etc.</li><li>Actively search for and arrange potential community-building opportunities, including but not limited to collaborations, features/mentioned in media outlets, speaking opportunities, and advertising opportunities.</li><li>Analyze engagement data, identify trends in community interactions, research social media trends, and plan/update/propose suitable campaigns to build community online.</li><li>Track campaigns, measure their performance against the KPIs, collect feedback from the community, and produce regular reporting with the analysis on how to provide constant improvement of social and community ROI. </li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>Extensive knowledge of web3 and protocol/layer-2 ecosystems</li><li>Strong interest and passion for blockchain</li><li>Excellent verbal and written communication skills and fluency in English</li><li>Experience with community building, managing, nurturing, and retaining layer-2 communities.</li><li>Experience in creating high quality visual content and paid media campaigns is a plus</li><li>Min 2 years experience in social media and community management especially Twitter, Youtube platform</li><li>Outstanding copywriting skills and the ability to work independently and as part of a team</li><li>Highly motivated, detail-oriented, collaborative, and open-minded</li></ul>

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.



YOUR ROLE

 - Conceive social media and community strategies for different channels to build brand awareness, boost community engagement, and create and maintain Mantle Network’s brand image.

 - Build, monitor, grow and maintain vibrant online communities on Twitter, YouTube, Medium, etc. by planning and developing high-quality engaging content, activities, and campaigns.

 - Respond to comments and queries in a timely manner, identify and capture marketing opportunities as well as areas of improvement, and report on feedback and online reviews.

 - Interact meaningfully with the community and other relevant stakeholders (the wider Mantle community) as the project representative, daily via the official social media accounts.

 - Design creative social activities to drive community engagement and build an engaged community.

 - Work closely with the internal marketing and product teams to set up and implement social media and communication campaigns that tightly align with the overarching marketing and product strategies.

 - In collaboration with the design team, produce eye-catching, evoking visual content, including but not limited to campaign posters, banners, community call slides and presentation decks, gifs, videos, etc.

 - Actively search for and arrange potential community-building opportunities, including but not limited to collaborations, features/mentioned in media outlets, speaking opportunities, and advertising opportunities.

 - Analyze engagement data, identify trends in community interactions, research social media trends, and plan/update/propose suitable campaigns to build community online.

 - Track campaigns, measure their performance against the KPIs, collect feedback from the community, and produce regular reporting with the analysis on how to provide constant improvement of social and community ROI.
   


YOUR CRAFT

 - Extensive knowledge of web3 and protocol/layer-2 ecosystems

 - Strong interest and passion for blockchain

 - Excellent verbal and written communication skills and fluency in English

 - Experience with community building, managing, nurturing, and retaining layer-2 communities.

 - Experience in creating high quality visual content and paid media campaigns is a plus

 - Min 2 years experience in social media and community management especially Twitter, Youtube platform

 - Outstanding copywriting skills and the ability to work independently and as part of a team

 - Highly motivated, detail-oriented, collaborative, and open-minded

Social Media Specialist

<h2>Who we are</h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.We are seeking a UI/UX Designer for the Mantle team. You will play a crucial role in shaping the user experience and interface for our web-based products. The ideal candidate should be passionate about creating visually appealing and user-friendly designs while staying abreast of the latest trends and technologies in the Web3 space. Due to business requirements, please only apply if you are based in Singapore<h2>Your Role</h2><ul style="min-height:1.5em"><li>Create intuitive and visually appealing user interfaces for web applications, ensuring a seamless and engaging user experience.</li><li>Develop wireframes, prototypes, and mockups to effectively communicate design ideas.</li><li>Conduct user research and usability testing to gather feedback and iterate on designs.</li><li>Work closely with developers, product managers, and other stakeholders to ensure design solutions align with project goals and technical requirements.</li><li>Provide design guidance and support throughout the development lifecycle.</li><li>Rapidly prototype design concepts to facilitate discussions and gather feedback.</li><li>Iterate on designs based on feedback and changing project requirements.</li><li>Develop high-quality visual designs that align with our brand guidelines and enhance the overall aesthetic appeal of our products.</li><li>Stay informed about user preferences and behavior within the Web3 ecosystem.</li></ul><h2>Your Craft</h2><ul style="min-height:1.5em"><li>Bachelor's degree in Design, Art, or a related field is preferred.</li><li>Proven experience as a UI/UX Designer with a focus on Web3 design.</li><li>Strong portfolio showcasing web design projects with an emphasis on Web3 experiences.</li><li>Proficiency in design tools such as Figma, Sketch, or Adobe Creative Suite.</li><li>Solid understanding of Web3 technologies, blockchain, and decentralized applications.</li><li>Experience with designing responsive web applications.</li><li>Strong communication and collaboration skills.</li><li>Ability to work in a fast-paced, dynamic environment. </li></ul>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.



We are seeking a UI/UX Designer for the Mantle team. You will play a crucial role in shaping the user experience and interface for our web-based products. The ideal candidate should be passionate about creating visually appealing and user-friendly designs while staying abreast of the latest trends and technologies in the Web3 space.

Due to business requirements, please only apply if you are based in Singapore




YOUR ROLE

 - Create intuitive and visually appealing user interfaces for web applications, ensuring a seamless and engaging user experience.

 - Develop wireframes, prototypes, and mockups to effectively communicate design ideas.

 - Conduct user research and usability testing to gather feedback and iterate on designs.

 - Work closely with developers, product managers, and other stakeholders to ensure design solutions align with project goals and technical requirements.

 - Provide design guidance and support throughout the development lifecycle.

 - Rapidly prototype design concepts to facilitate discussions and gather feedback.

 - Iterate on designs based on feedback and changing project requirements.

 - Develop high-quality visual designs that align with our brand guidelines and enhance the overall aesthetic appeal of our products.

 - Stay informed about user preferences and behavior within the Web3 ecosystem.




YOUR CRAFT

 - Bachelor's degree in Design, Art, or a related field is preferred.

 - Proven experience as a UI/UX Designer with a focus on Web3 design.

 - Strong portfolio showcasing web design projects with an emphasis on Web3 experiences.

 - Proficiency in design tools such as Figma, Sketch, or Adobe Creative Suite.

 - Solid understanding of Web3 technologies, blockchain, and decentralized applications.

 - Experience with designing responsive web applications.

 - Strong communication and collaboration skills.

 - Ability to work in a fast-paced, dynamic environment.
   

If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.



UIUX Designer

<h2>Who we are </h2>Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies. #首个模块化 L2 链Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。<a target="_blank" rel="noopener noreferrer nofollow" href="https://www.mantle.xyz/zh">https://www.mantle.xyz/zh</a> 职位要求：<ol style="min-height:1.5em"><li>计算机科学、密码学等相关专业，硕士及以上学历；</li><li>3年及以上区块链、零知识证明等领域的开发经验；</li><li>掌握零知识证明理论基础和算法：zkSNARK, zkSTARK，以及Plonk, Groth16, Halo2</li><li>精通常用的密码学算法：椭圆曲线，有限域算法，快速傅里叶变换，多项式承诺</li><li>熟练掌握C++、Rust等编程语言，能实现零知识证明circuits；</li><li>能对circuits进行安全和性能分析并优化；</li><li>流利的英语口语和写作能力，极强的研究能力和自我驱动力。</li></ol>优先考虑：<ol style="min-height:1.5em"><li>对区块链的开源项目（Ethereum、zkSync、Polygon Hermez、Scroll…）有开发经验的优先；</li><li>在国际密码学会议上发表过论文。 </li></ol><h1>Zero-knowledge proof system engineer</h1>Job Requirements:<ol style="min-height:1.5em"><li>Computer science, cryptography and other related majors, master degree or above;</li><li>At least 3 years of development experience in blockchain, zero-knowledge proof and other fields;</li><li>Master the theoretical basis and algorithms of zero-knowledge proof: zkSNARK, zkSTARK, and Plonk, Groth16, Halo2</li><li>Proficient in commonly used cryptographic algorithms: elliptic curve, finite field algorithm, fast Fourier transform, polynomial commitment</li><li>Proficient in C++, Rust and other programming languages, able to realize zero-knowledge proof circuits;</li><li>Be able to analyze and optimize the safety and performance of circuits;</li><li>Fluent oral and written English skills, strong research ability and self-motivation.</li></ol>Prioritize:<ol style="min-height:1.5em"><li>Experience in developing blockchain open source projects (Ethereum, zkSync, Polygon Hermez, Scroll…) is preferred;</li><li>Published papers at international cryptography conferences.</li></ol><h2></h2>If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

WHO WE ARE

Mantle Ecosystem comprises an Ethereum layer 2 (L2) — Mantle Network, a decentralized autonomous organization (DAO) — Mantle Governance, one of the largest on-chain treasuries — Mantle Treasury, and an upcoming Ether (ETH) liquid staking product — Mantle LSP: all built on Ethereum. Mantle token is the unified product and governance token of the ecosystem. Mantle is a fast-growing, DAO-led ecosystem whose goal is the mass adoption of decentralized and token-governed technologies.


#首个模块化 L2 链

Mantle 是一个采用模块化架构的高性能以太坊 Layer-2 网络，在确保高安全性的同时，兼顾低费用优势。建设者可充分利用 Mantle 的独特设计开发强大 dApp，为用户带来一流体验，同时畅享以太坊无与伦比的安全保护。https://www.mantle.xyz/zh


职位要求：

 1. 计算机科学、密码学等相关专业，硕士及以上学历；

 2. 3年及以上区块链、零知识证明等领域的开发经验；

 3. 掌握零知识证明理论基础和算法：zkSNARK, zkSTARK，以及Plonk, Groth16, Halo2

 4. 精通常用的密码学算法：椭圆曲线，有限域算法，快速傅里叶变换，多项式承诺

 5. 熟练掌握C++、Rust等编程语言，能实现零知识证明circuits；

 6. 能对circuits进行安全和性能分析并优化；

 7. 流利的英语口语和写作能力，极强的研究能力和自我驱动力。
    
    

优先考虑：

 1. 对区块链的开源项目（Ethereum、zkSync、Polygon Hermez、Scroll…）有开发经验的优先；

 2. 在国际密码学会议上发表过论文。
    


ZERO-KNOWLEDGE PROOF SYSTEM ENGINEER



Job Requirements:

 1. Computer science, cryptography and other related majors, master degree or above;

 2. At least 3 years of development experience in blockchain, zero-knowledge proof and other fields;

 3. Master the theoretical basis and algorithms of zero-knowledge proof: zkSNARK, zkSTARK, and Plonk, Groth16, Halo2

 4. Proficient in commonly used cryptographic algorithms: elliptic curve, finite field algorithm, fast Fourier transform, polynomial commitment

 5. Proficient in C++, Rust and other programming languages, able to realize zero-knowledge proof circuits;

 6. Be able to analyze and optimize the safety and performance of circuits;

 7. Fluent oral and written English skills, strong research ability and self-motivation.

Prioritize:

 1. Experience in developing blockchain open source projects (Ethereum, zkSync, Polygon Hermez, Scroll…) is preferred;

 2. Published papers at international cryptography conferences.




If you think you have valuable experience to bring to the organization, but don’t necessarily meet all of the criteria for the role, we still want to hear from you. We consider all applications.

Zero-knowledge Proof System Engineer  零知识证明系统工程师

<h2>Who we are </h2>Windranger is a product lab working on the <a target="_blank" rel="noopener noreferrer nofollow" href="https://www.bitdao.io/">BitDAO</a> ecosystem, and other Web3 projects (protocols, DeFi, etc.). You can read more about us here: <a target="_blank" rel="noopener noreferrer nofollow" href="https://docs.windranger.io/">https://docs.windranger.io/</a>We’re looking for the next generation of leaders and doers who have a passion for crypto and are looking to influence the future of Web3. If you value a flexible work environment that’s low ego and is focused on pragmatism over perfection, then keep on scrolling.<h2>What did we miss? </h2>If you didn't see a posting that suited you, don't worry, not every role we hire will come from a pre-defined job description. We're always excited to hear about builders that will help us create better products and contribute to the success of the Web3 ecosystem.<h2>As a builder you... </h2><ul style="min-height:1.5em"><li>care about decentralization and want to contribute to permissionless and borderless finance at scale</li><li>believe DeFi will become a trillion dollar industry</li><li>want to co-develop with top DeFi talent and projects</li><li>want to gain exposure to Venture and Asset Management via other Windranger relationships</li><li>value an autonomous, remote-first, flexible work environment </li><li>are prepared to help build an organisation and provide value outside of your functional area</li></ul>

WHO WE ARE

Windranger is a product lab working on the BitDAO https://www.bitdao.io/ ecosystem, and other Web3 projects (protocols, DeFi, etc.). You can read more about us here: https://docs.windranger.io/

We’re looking for the next generation of leaders and doers who have a passion for crypto and are looking to influence the future of Web3. If you value a flexible work environment that’s low ego and is focused on pragmatism over perfection, then keep on scrolling.




WHAT DID WE MISS?

If you didn't see a posting that suited you, don't worry, not every role we hire will come from a pre-defined job description. We're always excited to hear about builders that will help us create better products and contribute to the success of the Web3 ecosystem.




AS A BUILDER YOU...

 - care about decentralization and want to contribute to permissionless and borderless finance at scale

 - believe DeFi will become a trillion dollar industry

 - want to co-develop with top DeFi talent and projects

 - want to gain exposure to Venture and Asset Management via other Windranger relationships

 - value an autonomous, remote-first, flexible work environment

 - are prepared to help build an organisation and provide value outside of your functional area



Opportunities

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14 open roles