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.

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.
  • Candidates should have a full-time bachelor’s degree or higher in a computer-related field.



  • 负责智能合约核心功能的实现、安全审计、合约优化等


  • 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、lidoç­‰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
  • 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.