Staff Solidity Engineer

Summary

Join Consensys' MetaMask team as a Staff Solidity Engineer and contribute to the development and expansion of the Delegation Framework. You will maintain and enhance the framework's core architecture, develop innovative features, drive adoption and usability, conduct research and experimentation, and create comprehensive documentation. This role requires 5+ years of relevant experience, including 3+ years of professional Solidity development, expertise in building secure smart contracts, and advanced knowledge of JavaScript/TypeScript. The position offers the opportunity to work on cutting-edge blockchain technology and collaborate with a global team. Consensys is committed to building a diverse and inclusive workplace.

Requirements

• 5+ relevant industry experience, with 3+ years of professional experience shipping Solidity code to production, with a deep understanding of EVM mechanics and Ethereum tooling
• Proven expertise in building secure, gas-optimized, and scalable smart contracts
• Advanced knowledge of JavaScript/TypeScript and its application in Web3 development
• Familiarity with key Ethereum standards and concepts, including multisig wallets, ERC-1271, ERC-4337 Account Abstraction, and ERC-7702
• Experience with open-source software development and a strong understanding of collaborative workflows
• Exceptional communication skills in English, both written and verbal
• Self-driven and proactive, with a proven ability to thrive in a remote, fast-paced, and dynamic environment

Responsibilities

• Maintain and expand the Delegation Framework: Continuously improve the framework's core architecture, ensuring security, scalability, and ease of use
• Develop cutting-edge features: Design and implement novel solutions, including new caveat enforcers, contract accounts, cross-chain capabilities, and integrations with zero-knowledge proof technologies
• Drive adoption and usability: Collaborate with internal teams, partners, and the open-source community to ensure the framework meets diverse user needs and unlocks groundbreaking use cases
• Research and experiment: Stay at the forefront of blockchain technology, evaluating new approaches and contributing to the evolution of Ethereum and the broader Web3 ecosystem
• Document and support adoption: Maintain thorough documentation, tooling, and examples to facilitate seamless onboarding for developers and users

Preferred Qualifications

• Experience implementing cross-chain solutions or working with bridges
• Knowledge of zero-knowledge proofs and their application in blockchain development
• Familiarity with MetaMask’s Delegation Framework or similar permission systems

Benefits

• $155,000 — $186,000 USD (US pay range, not including bonus, equity or other benefits)
• Remote work