Blog

Python Data Engineering

5 Pandas Pipeline Patterns for Production ETL

January 10, 2025 · 8 min read

Most Pandas tutorials focus on exploratory analysis. But production ETL pipelines need different patterns: error handling, logging, schema validation, and idempotency. Here are 5 patterns I use in every data pipeline.

Read More →

LangChain GenAI

Building Production RAG Systems with LangChain

January 5, 2025 · 12 min read

RAG tutorials often skip the hard parts: chunking strategies, embedding costs, hallucination detection, and latency optimization. This guide covers what I learned building 5+ production RAG systems with LangChain.

Read More →