Technical Blog

Lessons from building production AI systems, leading engineering teams, and architecting for scale on a budget.

AI Engineering April 2026

Why I Built a RAG Pipeline Without LangChain

Custom retrieval with Reciprocal Rank Fusion, a citation algorithm built from scratch, and why sometimes fewer abstractions mean better results.

Architecture June 2026

Lambda vs EC2, aggressive cost optimization, and how I achieved sub-$1/month infrastructure with 90%+ margins on AI SaaS products.