7 to 10+ years of frontend engineering experience, with a strong focus on production-grade React applications and JavaScript SDKs Architected and scaled complex frontend systems with a focus on performance, reliability, and maintainability Highly proficient in React, TypeScript, and modern frontend tooling and patterns Worked directly with developer tools or SDKs and enjoy supporting other engineers through great documentation and tooling Strong product sense and ability to navigate ambiguity to deliver features end-to-end in close collaboration with product and design Contributed to full-stack systems, APIs, or infrastructure, and comfortable working across the stack when needed Communicate clearly, thrive in async and remote-first environments, and enjoy small, fast-moving teams Excited about Web3 and identity technologies, and passionate about building foundational tools for developers