Java
[EN] Spring Boot meets …
When we currently talk about the Model Context Protocol (MCP), TypeScript or Python usually dominates the timeline.
[EN] Unit tests for your …
Hello everyone, I actually thought the whole time I had already written an article about this.
[EN] Never 'Works on my …
“But locally everything went green!” We all know this pain: your pipeline is green, your tests run locally in milliseconds.
[EN] CQRS Pattern …
Do you know that? You start a new project with a clean domain model.
[EN] Spring Boot 4 & …
The year is 2025. Spring Boot 4 is here, and we no longer use deprecated RestTemplate calls.
[EN] Microservices …
Imagine our SAGA Orchestrator (Saga Pattern Part 3) running at full speed.
[EN] Goodbye, version …
Do you know that too? You are working on Project A, which is still running on Java 11 LTS, while at the same time you are developing a new feature for Project B, which is already based on the current Java 21.
[EN] Collections hacks: …
If you’ve been programming Java for a while, you probably use List, Set, and Map every day.
[EN] `@EventListener` in …
Hello everyone, In modern, microservices-oriented architectures, we want to keep components as independent as possible.
[EN] Why senior engineers …
Hello everyone, If you’ve been around the Java world for a while, you know the picture: your code is littered with defensive queries like:
![[EN] Spring Boot meets AI: How to build your own MCP server with Java](/images/MCP-Java-BlogHeader.jpeg)
![[EN] Unit tests for your architecture? Introduction to ArchUnit](/images/ArchUnit-BlogHeader.jpeg)
![[EN] Never 'Works on my Machine' again: database testing done right](/images/Testcontainers-header.jpeg)
![[EN] CQRS Pattern explains: Why CRUD is not enough in microservices](/images/CQRS-BlogHeader.jpeg)
![[EN] Spring Boot 4 & Resilience4j: Error handling can be so elegant](/images/Curcuit-Breaker-Spring-Boot4-Header.jpeg)
![[EN] Microservices Resilience: The Circuit Breaker Pattern with Spring Boot & Resilience4j](/images/Curcuit-Breaker-Pattern-BlogHeader.jpeg)
![[EN] Goodbye, version chaos: A practical guide to SDKMAN for Java developers](/images/sdkman-im-Projekt_BlogHeader.png)
![[EN] Collections hacks: 10 tricks that will instantly turn you into a Java pro](/images/CollectionHacks_BlogHeader.png)
![[EN] `@EventListener` in Spring Boot: How to build loosely coupled components](/images/SpringBootEventListener_BlogHeader.png)
![[EN] Why senior engineers almost never write `!= null`](/images/Dont-use-not-equals-null.png)