Smart Contracts Engineer

Job Description

Key Responsibilities Architect, implement, and deploy secure, gas-efficient smart contracts on EVM-compatible chains. Develop and maintain contract systems for token issuance, compliance, permissioned trading, and governance. Write and maintain comprehensive test suites using Hardhat, Foundry, or equivalent frameworks. Review, optimize, and audit smart contracts for security, performance, and reliability. Collaborate with frontend and backend teams to define integration interfaces and transaction flows. Contribute to CI/CD pipelines for contract deployments and versioning. Stay up-to-date on the latest developments in the EVM ecosystem, smart contract standards (e.g., ERC-20, 1400, 3643), and DeFi security best practices. Participate in architecture discussions, threat modelling, and protocol-level design decisions. Requirements 3+ years of experience writing Solidity smart contracts in live, production-grade systems. Deep understanding of Ethereum architecture, EVM internals, and decentralized application patterns. Hands-on experience with Hardhat, Foundry, or similar smart contract development environments. Strong familiarity with cryptographic primitives, token standards, and transaction lifecycle on-chain. Proficient in smart contract testing, mocking, and code coverage strategies. Demonstrated ability to independently lead development and security of complex contract systems. Comfortable working with tools like Ethers.js, Web3.js, and integrating with off-chain services. Preferred Qualification Experience contributing to or auditing DeFi protocols or asset-backed token infrastructure. Knowledge of token compliance frameworks Exposure to account abstraction, identity management, or modular smart contract design. Experience participating in smart contract security reviews and using formal verification tools. Bachelors degree in Computer Science, Engineering, or equivalent experience in cryptography, security, or financial systems.