Principal AI/Full-Stack Engineer

James H. is a highly experienced Founding CTO and full-stack engineer with a strong background in AI startup development. He has successfully built and scaled products from scratch, serving over 170k users across multiple platforms and managing complex microservice architectures. His technical stack includes Python (FastAPI, Django), TypeScript (React, Next.js, Node), PostgreSQL, Redis, Docker, and AWS. James possesses deep expertise in AI/ML, including multi-agent pipelines with LangGraph, agentic RAG, structured outputs, production LLM observability, real-time voice features (STT/TTS streaming), and quantitative ML systems (XGBoost). He has a proven track record of co-founding and shipping multiple products and excels in ambiguous, fast-paced environments with direct customer interaction. He is proficient in using AI tools for development while maintaining a thorough understanding of underlying principles. James is seeking Staff/Principal Engineer, AI/Full-Stack Engineer, or Forward-Deployed Engineer roles that offer significant ownership and a fast-shipping culture. He prefers remote work but is open to onsite opportunities in San Francisco or New York City.