**Senior Software Engineer **
- I'm a Computer Science graduate (diploma) from the University of Bielefeld in Germany
- ☎️ As of 2026, I'm working 13 years in the telecommunications industry
- experimenting with productivity tricks like Eisenhower Matrix, Eat That Frog, Pomodoro etc.
- gathering experience using Python to replace Perl
- trying to push a nearly 20 year old legacy enterprise system originally based upon EJB 2 in the right direction with DDD, CDI, JAX-RS etc.
| OS | Linux |
| Languages | Java 1.2 - 25, SQL, Bash, Perl, PL/SQL, Python |
| Frameworks | Java EE 5-8, Jakarta EE 8-11, Spring 3-6 |
| Application Server | Oracle Glassfish 2-4, Payara Server 4-7 |
| Middleware | OpenMQ 3-6, RabbitMQ |
| Infrastructure | GitLab, Docker, Kubernetes, Maven, Jenkins |
| Testing | JUnit 3-6, AssertJ, Mockito, Testcontainers, WireMock |
| DBMS | Oracle 11-19 |
"Code is like humor. When you have to explain it, it’s bad."