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Build a Blog API with Authentication

Master advanced FastAPI concepts by building a complete blog API with user authentication, file uploads, and robust error handling. Learn Pydantic models, database integration, JWT auth, and more.

lessons
6
level
intermediate
time
5 hours
price
free
Start with Data Models Deep Dive →

What you'll learn

  • Understand Pydantic BaseModel fundamentals
  • Create nested data models with relationships
  • Implement custom validators and field constraints
  • Design request/response schemas for a blog API
  • Set up SQLite database with SQLAlchemy
  • Create database models with relationships
  • Implement async database operations
  • Build CRUD functions for users and posts
  • Implement secure password hashing with bcrypt
  • Create JWT tokens for stateless authentication
  • Build registration and login endpoints
  • Add token validation middleware

Lessons

Each lesson runs a real FastAPI server in the browser and grades your code against its own endpoints.

  1. 01

    Data Models Deep Dive

    Master Pydantic models for data validation and serialization. Create complex nested schemas for users, blog posts, and API responses.

    Read the theory
  2. 02

    Database Connection

    Set up SQLite database integration with async operations. Create database models, establish connections, and implement CRUD operations for your blog API.

    Read the theory
  3. 03

    User Authentication

    Implement secure user authentication with JWT tokens and password hashing. Create login, registration, and token validation endpoints.

    Read the theory
  4. 04

    Authorization Levels

    Implement role-based access control (RBAC) to manage user permissions. Create admin, author, and reader roles with different access levels.

    Read the theory
  5. 05

    File Upload Magic

    Handle file uploads for images and documents with validation, storage, and security. Learn to process multiple files and handle different formats.

    Read the theory
  6. 06

    Error Handling Pro

    Master advanced error handling with custom exceptions, detailed responses, and comprehensive logging. Create a robust API that gracefully handles all failure scenarios.

    Read the theory

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