Software Engineer - AI Platforms and Products

Build across the full stack (Node.js/TypeScript backends, React frontends) integrating AI; write and refine prompts and retrieval pipelines; instrument features with evals and engagement signals. 2+ years SWE with consumer-facing shipping, hands-on production LLM experience, proficiency with GenAI dev tooling (Cursor, Copilot, Claude Code). Hybrid, 2+ days/week in NYC HQ.