Author Archives: Harish

Stop Trusting Your Data Start Testing It

Stop Trusting Your Data. Start Testing It.

DBT testing, Best Practices for DBT Testing “Data testing is the foundation of trust; because decisions are only as good as the data behind them.” Why testing matters Every pipeline breaks eventually. A source changes a column name. A new … Read More

Data Warehouse and BI

Data Warehouse & BI

Introduction to data warehousing and business intelligence, covering basic data warehouse concepts Most systems are built to record things. Every time a customer places an order, a transaction gets written to a database. Every login, every payment, every support ticket — all … Read More

Monitoring Modern Apps

Stop Guessing, Start Observing: Monitoring Modern Apps with Datadog

You built an app. You deployed it. Done, right? Not really. What happens when something breaks at 3 AM? What if users are getting errors and you have no idea why? What if the app is slow and you don’t … Read More