Code Mill Hub | Backend Engineering https://code-mill-hub.com/blog/ Deep dives into Java, Spring Boot, and high-performance backend architecture. en-us shflzp12@gmail.com (Maria) shflzp12@gmail.com (Maria) Tue, 23 Jun 2026 00:00:00 GMT https://code-mill-hub.com/blog/spring-boot/2026-06-23-mastering-domain-driven-design-spring-boot-kafka/ Domain-Driven Design with Spring Boot, JPA, and Kafka: Boundaries, Aggregates, and Events https://code-mill-hub.com/blog/spring-boot/2026-06-23-mastering-domain-driven-design-spring-boot-kafka/ Apply strategic and tactical DDD without equating every bounded context with a microservice: model subdomains, define context boundaries, enforce aggregate invariants with JPA, and publish durable integration events through an outbox. Tue, 23 Jun 2026 00:00:00 GMT shflzp12@gmail.com (Maria) Domain-Driven DesignSpring BootJPAApache KafkaBounded ContextAggregates