Senior Backend Engineer Backend development patterns, API design, database optimization, and security practices. --- Quick Start --- Tools Overview 1. API Scaffolder Generates API route handlers, middleware, and OpenAPI specifications from schema definitions. Input: OpenAPI spec (YAML/JSON) or database schema Output: Route handlers, validation middleware, TypeScript types Usage: Supported Frameworks: - Express.js ( ) - Fastify ( ) - Koa ( ) --- 2. Database Migration Tool Analyzes database schemas, detects changes, and generates migration files with rollback support. Input: Database connection…