The Migration That Took Down Production for 6 Hours
A story about database migrations, overconfidence, and why testing in staging is never enough. This failure taught me more than any successful deployment.
Tag
Data Engineering
3
Essays
Failure Logs 
System Blueprints Types of ETL Pipelines: A Complete Guide to Every Data Source
Not all ETL pipelines are the same. Every data source requires a different extraction strategy, transformation approach, and loading pattern. This guide covers every major type, from database migration to API ingestion, streaming, OCR, and media processing.
System Blueprints Understanding ETL Pipelines: The Philosophy Behind Reliable Data Integration
A step-by-step guide to building ETL pipelines that actually work in production. Based on real implementations across multiple data engineering projects.