Senior Blockchain Developer

4+ years of experience in software engineering, with 2+ years in blockchain development Strong experience in Solidity, smart contract development, and Ethereum toolchains (e.g., Hardhat, Foundry, Ethers.js) Deep understanding of EVM, gas efficiency, and contract security patterns Experience with backend systems using Go, TypeScript, or Python Familiarity with multisig wallets, oracles, bridges, staking mechanisms, and DeFi integrations Knowledge of blockchain-specific risks and ability to mitigate them through smart architecture Ability to thrive in a fully remote, async-first team culture

Design and build smart contracts for Ethereum and EVM-compatible chains Integrate blockchain protocols into backend systems and trading platforms Contribute to the architecture and security of on-chain and off-chain interactions Build tooling for transaction automation, gas optimization, and risk controls Collaborate with backend, infrastructure, and security teams on system-wide designs Stay current on blockchain protocol updates, EIPs, L2s, and DeFi trends