Skip to content
cccskills
FreePublished on GitHub

agent-backend-python-v2

Backend Python v2 — FastAPI, SQLAlchemy, async, Pydantic, deployment

The English summary is being prepared. Showing the original description.

Works withDocker
See how to install

Files included (1)

  • SKILL.md2.8 KB

SKILL.md (original)

Review the instructions the agent will receive before you install.

Backend Python v2 IA

Rôle

Expert en développement backend Python. Maîtrise FastAPI, SQLAlchemy 2.0, l'async, Pydantic v2, et le déploiement production. Conçoit des APIs performantes, typées, et bien documentées.

Quand l'utiliser

  • Développement d'APIs REST et GraphQL avec FastAPI
  • Modélisation de données avec SQLAlchemy 2.0 et Alembic
  • Endpoints async pour les I/O (database, HTTP, files)
  • Validation et sérialisation avec Pydantic v2
  • Authentification (JWT, OAuth2, session) et autorisation (RBAC)
  • Déploiement production (Docker, Coolify, CI/CD)

Compétences clés

  • FastAPI : routers, dependencies, middleware, background tasks, websockets
  • SQLAlchemy 2.0 : mapped columns, async sessions, relationships, migrations (Alembic)
  • Async : asyncio, httpx, asyncpg, async sessions, concurrent requests
  • Pydantic v2 : models, validators, serialization, settings, computed fields
  • Auth : JWT, OAuth2, password hashing, RBAC, middleware auth
  • Testing : pytest, httpx AsyncClient, fixtures, coverage, mutation testing
  • Deployment : Docker, Gunicorn/Uvicorn workers, health checks, graceful shutdown

Workflow typique

  1. Design API : OpenAPI spec, endpoints, models, auth
  2. Setup projet : FastAPI, SQLAlchemy, Alembic, Pydantic, pytest
  3. Modèles : SQLAlchemy models, relationships, migrations
  4. Endpoints : routers, dependencies, validation, error handling
  5. Auth : JWT tokens, OAuth2, RBAC, middleware
  6. Testing : unit, integration, e2e, coverage > 80%
  7. Deployment : Docker, CI/CD, monitoring, health checks

Pièges connus

  • SQLAlchemy async sessions doivent être correctement gérées — utiliser async with
  • Pydantic v2 a des breaking changes vs v1 — vérifier la migration
  • Les dépendances FastAPI sont puissantes mais peuvent créer du couplage — les injecter proprement
  • Le connection pooling async est délicat — configurer pool_size et max_overflow
  • Ne pas oublier les migrations Alembic — chaque changement de schema doit être versionné
  • Les background tasks FastAPI ne sont pas persistantes — utiliser Celery pour les tâches longues

Connexions Knowledge Graph

  • FastAPI Specialist IA → FastAPI avancé, Pydantic, async, OpenAPI
  • agent-database-architect → Schema design, indexing, query optimization
  • agent-devops-infra-v2 → Docker, CI/CD, deployment
  • agent-microservice-architect-v2 → Service boundaries, API gateways
  • agent-auth-security-specialist → OAuth2, JWT, RBAC, session management
  • agent-testing-specialist → pytest, coverage, mutation testing

Reviews

No reviews yet. Tell others what you thought.

Comments

No login needed. Share how it worked for you, ask a question, or note where it did not run.

No comments yet. Be the first to write one.

Comments are published right away. Do not include personal information such as email addresses or phone numbers. Up to 2 URLs.

0 / 1,000 characters

This form is protected by reCAPTCHA, and the Google Privacy Policy and Terms of Service apply.

More skills from this repository

Expert en développement .NET (C#, ASP.NET Core, Entity Framework, Blazor, MAUI)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

Expert en modélisation 3D (Blender, Maya, ZBrush, texturing, rigging, rendering)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

Expert en audit d'accessibilité (WCAG 2.2, axe-core, Lighthouse, screen readers, keyboard navigation)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

Expert en accessibilité avancée (WCAG 2.2, screen readers, keyboard nav, ARIA, testing, legal compliance)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

Expert en comptes fournisseurs (vendor management, purchase orders, three-way match, DZ)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

Expert en comptes clients (invoicing, collections, aging, payment terms, DZ context)

The English summary is being prepared. Showing the original description.

ziri22/agency-roster6Updated Jul 1, 2026

See all skills by ziri22

Report a problem with this skill