Next.js 15 App Router: What You Need to Know

A practical guide to the App Router in Next.js 15 — layouts, server components, streaming, and route handlers explained.

In today's fast-paced tech landscape, staying ahead means mastering both development and the operations that support it. This article explores the core concepts of Next.js 15 App Router: What You Need to Know and how it impacts modern engineering workflows.

The Importance of Frontend

The shift towards frontend practices has revolutionized how we think about scale, reliability, and speed. Whether you're a frontend wizard or a backend architect, understanding these fundamentals is crucial for any developer in 2026.

As we continue to evolve our tools and methodologies, the boundary between "the code" and "the server" vanishes. We are moving towards a world where developers own the entire lifecycle of their applications.