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Free course
FastAPI Tutorial
Build a complete, real-world API with FastAPI, one clear step at a time. Follow Maya, who runs a small bakery called Sweet Crumbs, as her idea grows from a single "hello" endpoint into a secure, tested, deployed API. Beginner friendly: if you know a little Python, you are ready.
What you will learn
- What an API is, and why FastAPI
- Path parameters, query parameters and request bodies, with automatic validation
- Response models, status codes and a full CRUD API
- Dependencies (dependency injection)
- Authentication with password hashing and JWT
- A real SQLite database with SQLModel
- Async, background tasks, middleware and CORS
- Routers, project structure and tests with pytest
- Deploying with Docker
Course contents
Every lesson has its own page with the explanation, code you can copy, the real output, screenshots from the video, and a link that jumps straight to that moment in the video.