We are looking for an experienced Base (Coinbase L2) blockchain developer to join our Web3 project. • *About the Project:** We are building a decentralized application (dApp) on the Base blockchain, Coinbase's Layer 2 solution built on the OP Stack. The project involves developing smart contracts and integrating them with our frontend application. • *Requirements:** - Strong proficiency in Solidity and smart contract development - Experience with the Base blockchain ecosystem or other EVM-compatible chains (Ethereum, Optimism, Arbitrum) - Familiarity with Hardhat, Foundry, or similar development frameworks - Understanding of DeFi protocols, NFTs, or related Web3 concepts - Experience with Web3 libraries (ethers.js, wagmi, viem) - Knowledge of security best practices and common smart contract vulnerabilities • *Responsibilities:** - Design and develop secure smart contracts on Base - Write comprehensive tests and documentation - Conduct code reviews and implement security best practices - Collaborate with the frontend team for seamless integration - Optimize gas efficiency and transaction costs • *Nice to Have:** - Experience with The Graph for indexing - Previous work on Optimism or other OP Stack chains - Familiarity with account abstraction (ERC-4337) Please share relevant projects you've worked on, especially any deployed contracts on Base or similar L2 solutions.