Free Udemy Course 2025: FastAPI Mastery : Build Modern APIs with Python

Unlock the full power of modern backend development with FastAPI — one of the fastest and most efficient Python web frameworks available today. Whether you're a Python developer, switching from Flask or Django, or completely new to APIs, this course will guide you step-by-step through the world of building production-ready, async-powered web applications.You’ll learn everything from HTTP basics and RESTful routing to advanced concepts like WebSockets, background tasks, dependency injection, and even lightweight AI integration for real-world use cases. And as we progress, you’ll build projects along the way — helping you cement concepts with hands-on experience and reusable patterns.You’ll also gain confidence in testing your applications with Pytest and deploying them using Uvicorn and Gunicorn, preparing you to launch your apps in real-world environments.By the end of this course, you won’t just understand FastAPI — you’ll master it.What You’ll Learn:Build modern, high-performance RESTful APIs using FastAPIUnderstand and implement async programming in PythonCreate real-time applications using WebSocketsOffload workloads using background tasksAdd secure JWT-based authenticationValidate and serialize data using Pydantic modelsWrite automated unit tests using Pytest Mock external APIs and test robustlyDeploy FastAPI apps using Uvicorn, Gunicorn, and DockerIntegrate lightweight AI features without high-end hardware