Deep Dive into Domain-Driven Design (DDD) Domain-Driven Design (DDD) is an approach to software development that tackles complexity by focusing on the domain, the problem space or business area the software is built to support. Introduced by Eric Evans in his seminal book Domain-Driven Design: Tackling Complexity in the Heart of Software, DDD emphasizes aligning software with business needs through a deep understanding of the domain, collaboration with domain experts, and a shared language. This article introduces the basics of DDD, making it an ideal starting point for developers working on complex systems. ...