LLMs & AI Engineering

by Syed Zain Raza

Prompt Engineering That Actually Works

The patterns that reliably improve outputs, and the folklore that does not.

Posted by Syed Zain Raza on July 10th, 2026

RAG from First Principles

Retrieval-augmented generation: chunking, embeddings, retrieval, and where it breaks.

Posted by Syed Zain Raza on July 11th, 2026

Fine-Tune, RAG, or Prompt?

A decision framework for the question every AI project eventually asks.

Posted by Syed Zain Raza on July 12th, 2026

Building an AI Agent

Tools, memory, and the reason-act loop that turns a model into an agent.

Posted by Syed Zain Raza on July 13th, 2026

Evaluating LLM Outputs

The hardest unsolved problem in shipping AI, and how teams tackle it anyway.

Posted by Syed Zain Raza on July 14th, 2026

Cutting LLM Costs

Caching, routing, and smaller models: making AI cheap enough to ship.

Posted by Syed Zain Raza on July 15th, 2026