Tinker Programmer

Jun 27, 2026 · Backend Development

What Real Problem Does DDD Solve? Cutting Through the Confusing Concepts

The article explains why traditional three‑layer architectures let business logic bloat inside services, demonstrates the pitfalls of anemic domain models with a 7,000‑line SalaryService example, and shows how DDD’s rich domain model restores rule ownership and maintainability.