How SOA and DDD Combine to Build Robust Backend Systems

This article explores the definitions of SOA and DDD, explains DDD's layered architecture, demonstrates how business relationships become domain models, and provides concrete C# examples of repositories, services, and factories to illustrate the integration of service‑oriented architecture with domain‑driven design.

Backend ArchitectureC#DDD

0 likes · 18 min read

How SOA and DDD Combine to Build Robust Backend Systems

21CTO

Feb 16, 2016 · Backend Development

Rethinking 12306 Ticketing: A Domain‑Driven Design Model for Complex Train Reservations

This article analyses the unique business complexity of China's 12306 railway ticketing system, proposes a domain‑driven aggregate design centered on the train route, explains how to model seat availability and ticket issuance, and outlines a CQRS/event‑sourcing architecture to achieve strong consistency and high concurrency.

Backend ArchitectureCQRSDDD

0 likes · 25 min read

Rethinking 12306 Ticketing: A Domain‑Driven Design Model for Complex Train Reservations

21CTO

Dec 4, 2015 · Backend Development

Why Build Your System from the Business Layer First? A Five‑Year Architecture Story

This article chronicles a developer's five‑year journey of designing a system by starting with the business layer, exploring entities, repositories, services, view models, MVC, and tooling, while highlighting common pitfalls and practical solutions for backend architecture.

DDDRepositoryService Layer

0 likes · 15 min read

Why Build Your System from the Business Layer First? A Five‑Year Architecture Story