Python Backend

Expert-level Python backend patterns for FastAPI, Django, Flask, and SQLAlchemy. Use this skill for building REST APIs, database patterns, dependency injection, and backend architecture.

When to Use This Skill

• Building REST APIs with FastAPI or Django
• Working with SQLAlchemy or Django ORM
• Implementing dependency injection
• Designing API endpoints and versioning
• Handling authentication and authorization
• Database optimization patterns

FastAPI Patterns

Pydantic Models