Chinwendu is a Software Engineer
Hi, my name is Chinwendu Enyinna Onyewuchi, but everyone calls me Wendy 😊.
Chinwendu is a backend engineer who helps startup founders build scalable systems in NestJS, TypeScript, MongoDB, and PostgreSQL.
She writes the AI Engineering Deep Dive newsletter on LinkedIn, breaking down backend architecture, AI engineering, and system design for practitioners.
Her work blends product strategy with implementation, so teams can ship reliable AI experiences without over-engineering.
Latest Articles
Welcome to AI Engineering Deep Dive
A short hello and what to expect from this newsletter.
Retries Make Your System More Reliable... Until They Don't
Most engineers only realise it after a retry storm takes down a production system.
How NotebookLM Handles File Uploads
A walkthrough of the multi-stage pipeline that turns raw bytes into a queryable knowledge base — from Spanner-backed queues to Gemini's hybrid grounding approach.
AI Engineering Deep Dive
Short, practical notes on AI product delivery, scalable backend systems, and thoughtful design.