Senior Smart Contract Engineer / Expert 智能合约专家

Windranger Labs


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



  • 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、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

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