#Python
— 4 posts
SOLID Principles Explained for Working Developers
Five principles that separate code you can still touch in six months from code that becomes a minefield. Each principle explained in plain English with before/after code in TypeScript, Java, Python, and C#.
Building a Production RAG System: Beyond the Demo
Chunking, embeddings, hybrid retrieval, reranking, citation, and evaluation — a practical guide to building a RAG pipeline that survives real traffic and messy documents.
LLM Evaluation and Guardrails in Production
How to test prompts, catch regressions, score outputs, and defend against prompt injection — with a small eval harness you can ship this week.
Deploying Machine Learning Models to Production with FastAPI
Training an ML model is the easy part. Serving it reliably in production — with proper input validation, versioning, monitoring, and scaling — is where the real engineering happens. Here's a battle-tested approach using FastAPI.