About Karl Heinz
German
Native or bilingual
English
Fluent
Experience
- KEIN ANGABEFreiberuflicher Enwickler / DevOpsSOFTWARE PUBLISHINGJune 2023 - Today (3 years)Würselen, GermanyEntwicklung in JDK17/JDK21/JDK25 Spring Boot (3+4; CLI, Testing Tool) im Zusammenhang mit SOAP/REST/Camunda, JUnit Jupiter, Security Scans (NexusIQ) etc. Verschiedenste Build Optimierungen / Korrekturen
- KEINE ANGABEFreiberuflicher Entwickler / DevOps / ArchitektBANKING AND INSURANCEAugust 2022 - June 2023 (11 months)Würselen, GermanyJava Entwicklung (JDK11, JDK17), Apache Maven, Spring Boot (2.7.X, 3.0.0-M3..3.0.6), JPA, Hibernate, PostGreSQL innerhalb Docker, CI Infrastruktur (Jenkins), BitBucket, Nexus 3, SonarQube, OWASO (Security Scans), JUnit Jupiter, Branching Strategien, Git, Ant, Angular
- KEINE ANGABEFreiberuflicher Entwickler / DevOps / ArchitektTRANSPORTATIONJanuary 2020 - September 2022 (2 years and 9 months)Würselen, GermanyJava Entwicklung (JDK11, JDK17), Apache Maven, Spring Boot, JPA, Hibernate, Oracle DB innerhalb Docker, JMS, CI Infrastruktur (Jenkins),Self Hosting Git (Gitea), Prometheus, Grafana, Gitea, Nexus 3, SonarQube, OSS Index (Security Scans), End-To-End Tests (Testcontainers + JUnit Jupiter Extensions), Branching Strategien, Git, Cluster, Quartz Scheduler. Verwendung des Event Mechanismus in Spring Boot, Datenimporte verschiedener Format, Oberflächen Entwicklung mithilfe von Vaadin
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Education
- Dipl. Ing. (FH) - E TechnikFH Aachen1999