// Data Engineering Blog

Notes on building reliable data platforms.

Practical writing about ETL/ELT, Spark performance, Airflow orchestration, lakehouse architecture, observability, and reporting systems.

Lakehouse

Designing a Bronze-Silver-Gold data platform

A practical outline for separating raw ingestion, validated datasets, and business-ready marts in a modern data platform.

Coming soon

Spark

Migrating legacy SQL procedures to Spark jobs

Lessons from improving enterprise ETL performance while keeping reporting behavior stable for business users.

Coming soon

Observability

Monitoring pipeline health and SLA tracking

How data quality checks, latency metrics, and dashboard workflows can make data platforms easier to operate.

Coming soon