Staff Software Engineer, Frontend

📋 Description

• Build and maintain the core foundations of our collaborative editor using CRDTs and WebSockets
• Architect complex AI-powered features and workflows that integrate LLMs seamlessly into the user experience
• Lead frontend performance optimization initiatives to ensure the app stays fast at scale
• Design and implement sophisticated drag-and-drop interfaces for intuitive content manipulation
• Contribute to and suggest improvements for open-source projects at the core of our application, and create integrations with other platforms and embedded applications
• Mentor and guide other engineers while setting the bar for frontend craft

🎯 Requirements

• 8+ years of experience as a frontend software engineer with deep expertise in building production web applications and working in large, complex production-scale codebases
• Strong understanding of modern JavaScript/TypeScript, React (with hooks), and asynchronous programming patterns
• Deep knowledge of the browser DOM, React's virtual DOM, mutation observers, and event propagation, with experience in state management (preferably Redux)
• Strong grasp of computer science fundamentals and the ability to mentor and raise the bar for engineers around you
• Experience with ProseMirror or other document editor frameworks, large language models and AI prompting, TypeScript/Prisma/Apollo GraphQL, or contributions to open-source projects (Nice to have)

🎁 Benefits

• In-office culture in SF 4–5 days/week with remote flexibility
• Equity and benefits