How does this skill improve code testability?

By implementing ports and adapters, it allows you to decouple business logic from external dependencies, making it easy to mock databases or APIs during testing.

How does this help with microservices decomposition?

It utilizes DDD principles like Bounded Contexts to help define clear boundaries, which is essential for successfully splitting a system into microservices.

Can I use this for existing backend projects?

Yes, the skill is designed to assist with refactoring tightly coupled applications into loosely coupled, more maintainable systems.

Is this architecture pattern skill language-specific?

While many examples provided are in Python, the architectural principles and directory structures are applicable to any backend language like Go, Java, or Node.js.

Backend Architecture Patterns

Name: Backend Architecture Patterns
Author: HermeticOrmus

byHermeticOrmus

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Desarrollo de API

Implements professional backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design for scalable systems.

This skill empowers developers to build maintainable and testable backend systems by providing standardized implementation patterns for Clean Architecture, Hexagonal Architecture (Ports and Adapters), and Domain-Driven Design (DDD). It bridges the gap between high-level architectural theory and practical code execution, offering guidance on directory structures, dependency inversion, and the separation of core business logic from infrastructure concerns. Whether you are bootstrapping a new microservice or refactoring a legacy monolith, this skill ensures your codebase remains technology-agnostic and easy to evolve.

Características Principales

01Standardized directory structures for modular backend organization

02Clean Architecture templates for framework-independent business logic

030 GitHub stars

04Domain-Driven Design (DDD) tactical patterns including Entities and Value Objects

05Dependency inversion strategies to enhance unit testing and mockability

06Hexagonal Architecture patterns for swappable infrastructure adapters

Casos de Uso

01Refactoring monolithic applications into decoupled, maintainable service architectures

02Designing new backend services that require high testability and strict isolation

03Establishing consistent architectural standards and ubiquitous language across engineering teams

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add hermeticormus/hermetic-line architecture-patterns

For use in Claude.ai and ChatGPT

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