Top Architect
Sep 18, 2023 · Backend Development
Evolution of Backend Architecture: N‑Layered, DDD, Hexagonal, Onion and Clean Architecture
The article traces the historical development of backend architectural styles—from early N‑layered designs through Domain‑Driven Design, Hexagonal (Ports and Adapters), Onion, and finally Clean Architecture—explaining their motivations, key principles, layer responsibilities, and practical trade‑offs for modern developers.
BackendDDDHexagonal
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