Hexagonal architecture, explained with a toy house

📰 Medium · Programming

Learn how hexagonal architecture protects business logic from external dependencies like databases and frameworks

intermediate Published 27 Aug 2026
Action Steps
  1. Identify the business logic in your application
  2. Separate the business logic from external dependencies like databases and frameworks
  3. Use ports and adapters to define interfaces between the business logic and external dependencies
  4. Apply the hexagonal architecture pattern to your system design
  5. Test the architecture by swapping out different databases or frameworks
Who Needs to Know This

Software engineers and architects can benefit from understanding hexagonal architecture to design more maintainable and scalable systems

Key Insight

💡 Hexagonal architecture helps to decouple business logic from external dependencies, making it easier to switch or replace them

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💡 Hexagonal architecture protects your business logic from external dependencies #softwarearchitecture

Full Article

Here’s the one thing hexagonal architecture is trying to protect: your business logic should never know what database, framework, or… Continue reading on Medium »
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