Potta Vijay Kumar

  Modern web development increasingly relies on high-performance, scalable, and developer-friendly tools. One powerful combination that's gaining popularity is pairing Next.js for the frontend with FastAPI on the backend. Together, they enable developers to build full-stack applications that are fast, secure, and maintainable. In this blog, we’ll explore how and why this combo works so well, and walk through an architecture that supports scale and performance. Why Next.js + FastAPI? Next.js (Frontend) React-based framework offering server-side rendering (SSR), static site generation (SSG), and full routing. Built-in image optimization , API routes, and file-based routing. Perfect for SEO , fast page loads, and a smooth user experience. FastAPI (Backend) Python-based, high-performance framework for building APIs with automatic validation and documentation. Supports async out of the box and is ideal for microservices or real-time backen...

  In today’s hyper-connected world, users expect real-time interactions—whether it's chatting with support, receiving stock updates, or tracking delivery in motion. Traditional HTTP was never built for this level of immediacy. Enter WebSockets —the game-changer for real-time, two-way communication between clients and servers. What are WebSockets? WebSockets are a protocol that enables persistent, full-duplex communication between the client and the server over a single TCP connection. Unlike HTTP, which is request-response based, WebSockets allow data to flow freely both ways without repeatedly opening new connections. How WebSockets Work Handshake : It starts with an HTTP request to initiate the WebSocket connection. Upgrade : If the server accepts, the protocol switches from HTTP to WebSocket. Persistent Connection : Once established, both the client and server can send data at any time. WebSockets vs. HTTP Polling Use Cases of WebSockets...