Production AI systemsthat don't fall apartin the last 10%.

Retrieval pipelines with mandatory citations, semantic chunking, and sub-2s response times. Hybrid retrieval with cross-encoder reranking — not a top-k cosine match.

LangGraph-based multi-agent systems with retry loops, conditional routing, and human-in-the-loop. Fault-tolerant by design.

Full-stack LLM applications: FastAPI on the back, React on the front, observable, deployed, and metered against a hard cost ceiling.