senior-backendlisted

# Senior Backend Engineer Backend development patterns, API design, database optimization, and security practices. ## Table of Contents - [Quick Start](#quick-start) - [Tools Overview](#tools-overview) - [API Scaffolder](#1-api-scaffolder) - [Database Migration Tool](#2-database-migration-tool) - [API Load Tester](#3-api-load-tester) - [Backend Development Workflows](#backend-development-workflows) - [API Design Workflow](#api-design-workflow) - [Database Optimization Workflow](#database-optimization-workflow) - [Security Hardening Workflow](#security-hardening-workflow) - [Reference Documentation](#reference-documentation) - [Common Patterns Quick Reference](#common-patterns-quick-reference) --- ## Quick Start ```bash # Generate API routes from OpenAPI spec python scripts/api_scaffolder.py openapi.yaml --framework express --output src/routes/ # Analyze database schema and generate migrations python scripts/database_migration_tool.py --connection postgres://localhost/mydb --analyze # Load test an API endpoint python scripts/api_load_tester.py https://api.example.com/users --concurrency 50 --duration 30 ``` --- ## 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:** ```bash # Generate Express routes from OpenAPI spec python scripts/api_scaffol