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backend-patterns - Backend Architecture and API Patterns

Covers backend architecture, API design, database optimization, caching, authentication, and server-side patterns for Node.js, Express, and Next.js API routes.

Tags

Updated: 2026-09-28
backendAPI designdatabase optimizationcachingauthenticationNode.jsExpressNext.js

Capabilities

Design REST and GraphQL endpointsImplement repository and service layersOptimize database queriesAdd caching strategies

Typical Inputs

API requirementsDatabase schemaCache configuration

Typical Outputs

Backend architecture guidanceAPI design recommendationsDatabase optimization guidance

What this skill does

  • Design REST and GraphQL endpoints
  • Implement repository and service layers
  • Optimize database queries
  • Add caching strategies
  • Set up background jobs
  • Structure API error handling
  • Build authentication middleware
  • Apply role-based access control

Inputs

  • API requirements
  • Database schema
  • Cache configuration
  • Authentication configuration

Outputs

  • Backend architecture guidance
  • API design recommendations
  • Database optimization guidance
  • Caching strategy recommendations
  • Authentication and authorization guidance

Requirements

    Source

    • Spec: SKILL.md

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