Backend Development Explained: Why NestJS Beats Express.js for Scalable Apps

Title Backend Development Explained: Why NestJS Beats Express.js for Scalable Apps Description Ever wondered what's actually happening behind your favorite apps? In this episode, we break down backend development fundamentals — from how servers process data to why messy JavaScript code turns into a nightmare at scale. In this lesson: → What the backend really does (data processing, databases, auth, APIs) → Why JavaScript's flexibility becomes a double-edged sword → Express.js vs enterprise frameworks — the structure problem → How NestJS brings TypeScript + modular architecture to Node.js → High cohesion, low coupling — and why it matters for real projects Early access to the build&ai platform → Coming soon. If this helped you understand backend development better, subscribe so you don't miss the next lesson. We drop three new episodes every week to help you learn, build, and launch with AI. #backenddevelopment #nestjs #javascript #webdevelopment #coding