backend-core

Design end-to-end backend system architectures with API and data modeling.

Updated Mar 14, 2026
One-click install
npx skills add https://github.com/Emmraan/agent-skills --skill backend-core-emmraan
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: backend-core
Source: https://github.com/Emmraan/agent-skills/tree/main/skills/backend-core
Command: npx skills add https://github.com/Emmraan/agent-skills --skill backend-core-emmraan

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides a comprehensive framework for designing, building, and documenting robust backend systems, ensuring scalability, reliability, and maintainability from initial requirements to deployment.

Core Features & Use Cases

  • End-to-End Architecture Design: Guides through requirements, service decomposition, API design, data modeling, and infrastructure planning.
  • Tradeoff Analysis: Facilitates informed decisions by explicitly analyzing architectural tradeoffs.
  • Documentation Generation: Produces essential artifacts like ADRs, diagrams, and API specifications.
  • Use Case: Design a new e-commerce backend service, including its microservices architecture, API contracts, database schema, and deployment strategy.

Quick Start

Use the backend-core skill to design a new backend system for a user authentication service.

Frequently Asked Questions about backend-core

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

FAQPage Schema
What is the best way to design a scalable backend system architecture?

To design a backend system, start with requirements discovery, then decompose into microservices, and plan your API design and data modeling. This process generates essential artifacts like ADRs, API specifications, and infrastructure diagrams for deployment.

How do I decompose a monolithic application into microservices effectively?

Decomposing into microservices requires analyzing architectural tradeoffs to define clear service boundaries and data modeling. End-to-end architecture design guides this decomposition, ensuring new or evolving backend platforms remain scalable and maintainable.

Can I use this approach to generate API specifications and architecture documentation?

Yes, backend architecture design generates essential documentation artifacts including API specifications, architecture decision records (ADRs), and system diagrams. These outputs explicitly document service decomposition, data modeling, and infrastructure planning decisions.

How does system design tradeoff analysis work for complex backend platforms?

System design tradeoff analysis works by explicitly evaluating architectural decisions against scalability, reliability, and maintainability requirements. This framework ensures informed decisions during service decomposition, API design, and infrastructure planning for complex backend platforms.

When do I need end-to-end architecture design for a new backend service?

You need end-to-end architecture design when building new backend platforms like e-commerce or user authentication services. It addresses complex system design challenges by covering requirements discovery, data modeling, infrastructure planning, and scalability.