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) Mon, 25 May 2026 00:00:00 GMT https://code-mill-hub.com/blog/spring-boot/2026-05-25-211450-post/ Mastering CQRS: Decoupling Read and Write Models for Scalable Microservices with Spring Boot, Kafka, and PostgreSQL https://code-mill-hub.com/blog/spring-boot/2026-05-25-211450-post/ Unlock superior scalability, performance, and domain clarity in your microservices by implementing Command Query Responsibility Segregation (CQRS), leveraging the power of Spring Boot 4.0, Apache Kafka, and PostgreSQL. Mon, 25 May 2026 00:00:00 GMT shflzp12@gmail.com (Maria) CQRSBackend ArchitectureSpring BootApache KafkaPostgreSQLMicroservicesJava 25 https://code-mill-hub.com/blog/spring-boot/2026-06-01-223535-post/ Mastering Real-time Projections: Building Materialized Views with Kafka Streams, Spring Boot, and PostgreSQL https://code-mill-hub.com/blog/spring-boot/2026-06-01-223535-post/ In event-driven architectures, building performant and continuously updated read models from complex event streams is a significant challenge. This post deep-dives into leveraging Kafka Streams within Spring Boot to construct real-time, resilient materialized views, solving the complexities of data projection for scalable microservices. Mon, 01 Jun 2026 00:00:00 GMT shflzp12@gmail.com (Maria) Kafka StreamsSpring BootCQRSEvent-DrivenMaterialized ViewsPostgreSQLJava https://code-mill-hub.com/blog/spring-boot/2026-06-07-mastering-data-projections-microservices-read-models-spring-boot-kafka-postgresql/ [The Ultimate Guide] Mastering Data Projections in Microservices: Building Scalable Read Models with Spring Boot, Kafka, and PostgreSQL https://code-mill-hub.com/blog/spring-boot/2026-06-07-mastering-data-projections-microservices-read-models-spring-boot-kafka-postgresql/ Explore the critical architectural pattern of Data Projections for building highly scalable, eventually consistent read models in microservices, leveraging Spring Boot, Apache Kafka, and PostgreSQL to optimize data access and decouple concerns. Sun, 07 Jun 2026 00:00:00 GMT shflzp12@gmail.com (Maria) Data ProjectionsRead ModelsMicroservicesCQRSSpring BootKafkaPostgreSQLEvent-Driven ArchitectureBackend Architecture