senior-backend

Designs and implements backend systems including REST APIs, microservices, database architectures, authentication flows, and security hardening. Use when the user asks to "design REST APIs", "optimize database queries", "implement authentication", "build microservices", "review backend code", "set up GraphQL", "handle database migrations", or "load test APIs". Covers Node.js/Express/Fastify development, PostgreSQL optimization, API security, and backend architecture patterns.

• SKILL.md15,112 bytes
• profiles/django-monolith.json2,334 bytes
• profiles/fastapi-python.json2,515 bytes
• profiles/go-or-rust-microservice.json2,995 bytes
• profiles/node-express.json2,523 bytes
• references/api_design_patterns.md13,639 bytes
• references/backend_security_practices.md26,479 bytes
• references/composition_map.md5,404 bytes
• references/database_optimization_guide.md13,949 bytes
• references/forcing_questions.md8,594 bytes
• scripts/api_load_tester.py19,800 bytes
• scripts/api_scaffolder.py21,442 bytes
• scripts/backend_decision_engine.py15,663 bytes
• scripts/database_migration_tool.py32,200 bytes