ブログに戻るmicroservices-patternsDomain-Driven Design in NestJS: A Practical Architecture Guide (2026)April 25, 202619 min read domain-driven design DDD NestJS architecture bounded contexts aggregates value objects repository pattern domain events anti-corruption layer ubiquitous language hexagonal architecture ports and adapters CQRS event-driven architecture saga pattern transactional outbox TypeORM NestJS modulesFrequently Asked QuestionsWhat is a bounded context in DDD?How do bounded contexts map to NestJS modules?What is an aggregate and how do I size it correctly?What is the ideal NestJS folder structure for DDD?What is the difference between a real repository and a DAO?How do domain events work in NestJS?How does DDD compose with the Saga and Outbox patterns?What is the dependency direction rule and why does it matter?When is DDD not worth the overhead?What is the ubiquitous language and why does it matter? この記事を共有する Twitter LinkedIn WhatsAppリンクをコピーDownload as PDFSatyamAI&クラウドアーキテクト。数百万人にスケールするシステム構築を支援。Comments Leave a commentPost Comment