Senior Smart Contract Engineer

Building on-chain collateral markets, the full-time Senior Smart Contract Engineer will design, write, optimize, and audit smart contracts in Solidity while contributing to the development of DeFi primitives and greenfield financial products in a remote environment. Key responsibilities Design, write, optimize, and audit smart contracts with a focus on performance, clarity, and security Build DeFi primitives from scratch, including vaults, lending mechanics, and staking components Conduct and support security audits, addressing vulnerabilities and hardening contracts against common attack vectors Required qualifications Expert in Solidity with deep knowledge of EVM internals, including execution flow and gas mechanics Strong understanding of DeFi protocols and common pitfalls in building them Familiarity with common security attack vectors and the contract audit process Solid computer science fundamentals, including algorithms and low-level code execution reasoning Comfortable working across the stack, adapting to full-stack development as needed