- Lead the design and implementation of core DeFi protocol modules.
- Develop and maintain secure, efficient smart contracts in Solidity or Rust.
- Optimize contract gas costs and runtime performance across multiple blockchains.
- Design and implement cross-chain interoperability and deployment strategies.
- Establish DeFi protocol security standards, identify risks, and develop mitigation strategies.
- Translate financial models (collateral, liquidation, incentives) into on-chain logic.
- Collaborate with product, risk, frontend, and security teams for end-to-end project delivery.
- Mentor junior engineers and perform code reviews to improve the team's coding quality.
- Bachelor’s degree or above in Computer Science, Information Security, or related fields.
- 3+ years of experience in smart contract or blockchain development.
- Deep expertise in Solidity or Rust and strong understanding of EVM mechanics and DeFi architecture.
- Hands-on mainnet deployment experience with full project lifecycle ownership.
- Familiarity with major DeFi mechanisms such as AMM, lending, yield aggregation, and oracles.
- Knowledge of contract vulnerabilities and attack vectors (Reentrancy, Front-running, Oracle Manipulation).
- Understanding of cross-chain technologies and Layer2 scaling solutions.
- Strong system design and collaboration skills.
Nice to Have：
- Core contributor or key developer experience in well-known DeFi protocols.
- Familiarity with ZK, MEV protection, dynamic AMM, or DAO governance.
- Experience with audit tools (Slither, Foundry, Echidna, Mythril).
- Fluent in both English and Chinese; experience supporting global business is preferred.
*Only shortlisted candidates will be contacted.