Noon
Senior Applied AI Engineer
$250K–$400K
San Francisco · On-site · Senior · Full-time · Posted Jun 3, 2026
- Experience
- 8+ years software engineering experience.
About the job
Build and ship end-to-end AI features for a design product, including agent workflows, retrieval, React code transformations, user-facing evaluation, and streaming canvas experiences.
What you'll do
- Own AI capabilities from prompt and agent design through production implementation, UX, and evaluation.
- Build retrieval pipelines and reliable AI workflows that operate on users’ design systems and React codebases.
- Design product-facing evaluation, including A/B tests, user-driven metrics, and regression suites.
What they ask for
- 8+ years of software engineering experience, with demonstrable production AI feature work.
- Production TypeScript experience in large, complex codebases, including shipping non-trivial features in a TS monorepo.
- Strong prompt engineering, context engineering, and RAG fundamentals; experience designing multi-step agent flows with tool calling.
- Hands-on experience with LLM APIs and orchestration frameworks, and ability to design and ship product-facing evaluation pipelines.
Nice to have
- Ability to read and reason about React code; background in code-generation AI or code-specific evaluation.
- Experience with streaming AI UX, WebSocket-based real-time systems, or AI in collaborative or canvas-based products.
Pay
$250,000-$400,000 USD base salary
Tools
TypeScript, React, LangChain, LangGraph, DSPy, Vercel AI SDK, WebSocket
AI focus
Build applied AI product features, including prompt and context engineering, agent orchestration, RAG, React code transformations, streaming experiences, and evaluation; identify when fine-tuning or serving-side work is needed.
Model-written summary · the original posting is authoritative