Your Frontend Isn’t Slow — Your API Architecture Is Broken

For weeks, I kept trying to optimize my Angular frontend endlessly. I added: Lazy loading OnPush trackBy Memoization Bundle optimizations And yet… the dashboard still felt slow. Not completely broken. Just… heavy. At first, I blamed Angular. Then I blamed rendering. Then I blamed the browser. But eventually I realized something important: Sometimes the frontend is not the bottleneck. The API architecture is. And no amount of frontend optimization can fully fix bad data flow. The Problem Nobody T