AI Systems Engineering

A production guide to engineering multi-agent systems using LangGraph, deterministic state graphs, human-in-the-loop validation, and structured error-recovery loops.

Engineering an enterprise-grade Hybrid RAG system combining dense vector embeddings, sparse BM25 keyword scoring, and cross-encoder rerankers under 150ms.

Architectural guide to engineering sub-500ms voice AI telephony agents using Telnyx SIP trunks, WebSocket audio streams, and interruptible speech synthesis.

Engineering an enterprise LLM gateway with automated circuit breakers, semantic caching, and dynamic model routing to reduce inference costs by over 40%.

A technical guide to enforcing deterministic boundaries on probabilistic language models using Pydantic validation, DSPy compile signatures, and Self-RAG reflection tokens.