Domain-Driven Design

A practical guide to building software that stays aligned with the business it models.

This series covers domain-driven design from the foundational ideas through strategic and tactical patterns. It starts with why DDD exists and builds toward practical tools for modelling complex domains in code. All examples are drawn from an online learning platform.

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    What Is Domain-Driven Design?

    Domain-driven design is about building software that reflects the business it models, not just the data it stores. This article explains the core ideas behind DDD: why it exists, what a domain model actually is, and when the approach is worth the investment.