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backend-patterns

Provide backend architecture patterns for Node.js, Express, and Next.js applications.

2|Updated Apr 14, 2026
Search Tags:#Node.js#authentication#Next.js#API design#backend architecture#Express#database optimization
One-click install
npx skills add https://github.com/klu-dev/porting-ecc-to-vscode --skill backend-patterns-klu-dev
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: backend-patterns
Source: https://github.com/klu-dev/porting-ecc-to-vscode/tree/main/.github/skills/backend-patterns
Command: npx skills add https://github.com/klu-dev/porting-ecc-to-vscode --skill backend-patterns-klu-dev

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill addresses common backend challenges, including architecture design, API development, database optimization, and server-side best practices, streamlining backend development for Node.js, Express, and Next.js applications.

Core Features & Use Cases

  • Backend Patterns: Offers guidance on backend architecture patterns such as RESTful API design, repository patterns, service layer patterns, and middleware patterns.
  • Database Optimization: Delivers strategies for query optimization, N+1 query prevention, and transaction patterns.
  • Caching Strategies: Provides insight into Redis caching and cache-aside patterns.
  • Error Handling: Introduces a centralized error handler and retry with exponential backoff.
  • Authentication & Authorization: Explains JWT token validation, role-based access control, and permission-based API access.
  • Rate Limiting: Includes an in-memory rate limiter implementation.
  • Background Jobs & Queues: Outlines a simple queue pattern for job execution.
  • Logging & Monitoring: Offers a structured logging approach with an example Logger class.

Quick Start

Analyze the provided patterns and incorporate them into your backend development workflow.

Frequently Asked Questions about backend-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I design scalable backend architecture patterns for Node.js and Express?▼

Scalable backend architecture for Node.js and Express uses repository, service layer, and middleware patterns to separate business logic and optimize RESTful API design for maintainable applications.

What's the best way to prevent N+1 query problems during database optimization?▼

Database optimization prevents N+1 query problems by applying specific query optimization strategies and transaction patterns, ensuring efficient data retrieval and reducing redundant database calls in Node.js applications.

How does JWT token validation work with role-based access control in Next.js?▼

JWT token validation works with role-based access control by verifying tokens and enforcing permission-based API access, ensuring only authorized users reach protected Next.js and Express endpoints.

Can I implement an in-memory rate limiter and Redis caching strategy in my API?▼

Yes, you can implement an in-memory rate limiter for request throttling alongside Redis cache-aside patterns, reducing database load and protecting your Node.js API endpoints from excessive traffic.

How do I handle background jobs and centralized error handling in a Node.js backend?▼

Background jobs use a simple queue pattern for asynchronous execution, while centralized error handling captures exceptions globally and applies retry logic with exponential backoff for resilient Node.js backends.

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