A Web3 Engineer (Smart Contracts) designs, builds, and audits decentralized applications by writing secure, efficient smart contracts and the systems around them. They specialize in languages like Solidity (and often Rust/Move), implementing token standards, DeFi primitives, NFT mechanics, and protocol governance while prioritizing security, gas optimization, and upgradability patterns. Comfortable across the full on-chain lifecycle—from architecture and threat modeling to testing, deployment, and monitoring—they use modern tooling (Hardhat/Foundry, Ethers.js/Web3.js, subgraphs/indexers) and collaborate closely with frontend, backend, and product teams to ship reliable, user-safe dApps. They’re known for strong debugging skills, rigorous test coverage, clear documentation, and a security-first mindset that includes reviews, audits, and incident response readiness.More...