backend-patterns

Implement repository and service patterns for Node.js, Express, and Next.js backends.

1|Updated Feb 24, 2026

Search Tags:#architecture #backend #nodejs #express #design-patterns #api-design

Ready to run

npx skills add https://github.com/devsepnine/hibi_ai --skill backend-patterns-devsepnine

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: backend-patterns
Source: https://github.com/devsepnine/hibi_ai/tree/main/src/skills/backend-patterns
Command: npx skills add https://github.com/devsepnine/hibi_ai --skill backend-patterns-devsepnine

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Backend architecture patterns and best practices to consistently design scalable, maintainable server-side applications across Node.js, Express, and Next.js APIs.

Core Features & Use Cases

Repository, Service, and Middleware patterns to separate concerns and improve testability.
Caching, error handling, authentication, and rate-limiting patterns for robust APIs.
Use cases include building RESTful endpoints, scalable microservices, data-intensive backends, and reliable server-side logic.

Quick Start

Audit your existing backend, then implement Repository and Service layers to separate data access from business logic and enhance testability.

Frequently Asked Questions about backend-patterns

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

FAQPage Schema

How do I separate business logic from data access in a Node.js backend?▼

To structure a scalable Node.js backend, implement Repository and Service patterns to separate data access from business logic. This approach improves testability and maintainability across Express and Next.js server-side applications.

What are the best practices for designing robust API patterns in Express?▼

Best practices for robust API patterns in Express include implementing middleware for error handling, adding rate-limiting, applying caching strategies, and standardizing authentication to ensure reliable RESTful endpoints.

Can I use these backend architecture patterns for microservices and data-heavy apps?▼

Yes, these backend architecture patterns apply directly to building scalable microservices and data-heavy apps. They provide concrete code patterns and abstractions for repositories, services, and caching to maintain robustness in complex environments.

How do I add observability and authentication to a scalable Next.js backend?▼

To add observability and authentication to a scalable Next.js backend, apply the provided concrete code patterns for authentication and observability. These abstractions offer best-practice guidance to implement secure and monitorable server-side logic.

Why should I implement a Repository layer in my server-side application?▼

You should implement a Repository layer to separate data access from business logic in your server-side application. This pattern enhances testability and maintainability, providing a concrete abstraction for managing data-heavy apps and microservices.