senior-backend - Senior Backend Engineer for API & Database Design
Designs and implements backend systems including REST APIs, microservices, database architectures, authentication flows, and security hardening.
Tags
Updated: 2026-06-30Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Generate API routes from specs
- Generate OpenAPI spec from routes
- Analyze database schema changes
- Generate database migration files
- Perform HTTP load testing
- Suggest database index optimizations
- Compare API endpoint performance
- Generate validation middleware
Inputs
- OpenAPI specification file
- Database connection string
- Database schema files
- API endpoint URL
- Route handler source code
Outputs
- Route handler source code
- Validation middleware files
- TypeScript type definitions
- OpenAPI specification file
- Database migration files
- Schema diff report
- API load test report
Requirements
- Python runtime environment
- Node.js with Express, Fastify, or Koa
- PostgreSQL database access
- Network access to target API endpoints