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Understanding the Clean Architecture Pattern in Software Development

Lewis Baxter
5 min readOct 29, 2023

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In the world of software development, creating maintainable and scalable applications is a paramount goal. The Clean Architecture pattern is a software architectural design approach that can help developers achieve this goal. It emphasizes separation of concerns, maintainability, and testability by organizing code into distinct layers.

In this article, we’ll explore the Clean Architecture pattern in detail, understanding its core principles, benefits, and how it can be applied in various programming languages, including C# and .NET.

What is the Clean Architecture Pattern?

The Clean Architecture pattern, introduced by Robert C. Martin, is a variation of the Hexagonal Architecture (Ports and Adapters) that promotes the separation of concerns in software design. It advocates for the construction of software systems with a clear and well-defined architecture that prioritizes maintainability and testability.

At its core, Clean Architecture is based on four key principles:

1. Independence of Frameworks: The innermost layer of the Clean Architecture pattern is the domain layer. It is entirely independent of any external frameworks or technologies. This means that your core business logic is not tied to a…

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Lewis Baxter
Lewis Baxter

Written by Lewis Baxter

Software Developer working in the UK | MBCS Professional Member