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Role

Software Engineer

Own core systems across our open-source runtime so assistant-ui stays fast, reliable, and delightful to build on.

San Francisco, USFull-time$140k-$200k + Equity

What you'll do

  • Design and implement features across the stack, from realtime collaboration to rendering pipelines.
  • Improve developer ergonomics with thoughtful APIs, tooling, and documentation.
  • Measure and maintain performance, reliability, and quality.
  • Partner with customers and the community to diagnose issues and ship fixes quickly.

What you'll bring

  • 5+ years shipping production software in TypeScript, Node, or similar stacks.
  • Experience with realtime systems, streaming data, or complex UI state.
  • Strong testing instincts and a love for diving deep into edge cases.
  • Comfort working in a small, high-ambiguity environment.

Ready to apply?

Send a quick introduction and a few links. We read every submission.