Stop Using Firebase for Everything: Why I Switched to PostgreSQL (Supabase)

1. The Hook We’ve all been there. You start a new project, you want to move fast, so you plug in Firebase. It feels like magic at first. But what happens 6 months down the line when your app scales, your data becomes relational, and suddenly you are paying a premium just to run complex queries? You hit the NoSQL wall. 2. The Problem The biggest trap modern developers fall into is treating a NoSQL document store (like Firebase/Firestore) as the ultimate solution for every single app. Here is wher