Development, test and deployment of an Apache Kafka based messaging system with DB interfaces for CRM data.IntelliJ IDEA, Squirrel, Confluence, Mercurial, Git, Docker.AIX, CentOS Linux, DB2 10/11, Windows 7.Development and test of a multi customer interfaces for CRM data transport system.Eclipse Neon, Squirrel, Confluence, MagicDraw, SVN, SoapUI, ARC.Development, maintenance and test of an international point of sale solution.Eclipse Neon, DBeaver 5.3.X, Jira, Confluence, Jenkins, Git, Integrity, SoapUI.Maintaining, testing and evolving a large VM farm for a smart logistical handheld solution with several interfaces.RHEL 6/7, Git, HP QC, Oracle 12 DB, WebLogic 12, Kafka/RabbitMQ/ActiveMQ/MQSeries queues, Cassandra, Grafana, JMeter, Intellij, Groovy, Jenkins, Confluence, ELK.Migration and automatic E2E test concepts for a huge MES of an international automotive manufacturer, test development.IntelliJ, Java 1.8/11, Wildfly EAP, Azure Cloud, PL/SQL, Active MQ, Oracle 19c, Git, BDD with Cucumber.