We're looking for engineers who can turn research prototypes into production-ready systems. You'll work at the intersection of browser automation, agent infrastructure, and intuitive UX that make complex agent behavior understandable and controllable. What You'll Build • Fullstack browser extension interfaces based on research prototypes. • End-to-end features using React/Next.js, Python, and SQL. • Beautiful and intuitive frontend systems. Requirements • Strong foundation in React/Next.js and TypeScript. • Experience building and shipping complex web apps and/or browser extensions. • Familiarity with design systems like Figma or Framer. • Preferred: Proof of meaningful open-source contribution. • Preferred: Strong UI/UX or design portfolio. Sample Projects • Reusable tool call and output components for LLM-generated responses. • Building efficient indexing, search, and memory layer architecture. • Developing security and guardrails to approve and deny agent requests. • Integrating third-party platforms (e.g. Slack, Notion, Gmail) to enable workflows.