Akka, Android Stack, BIRT, CDI, Dagger, Freemarker, Generics, Google Gson, Google Guice, Google Guava, Hamcrest, Hibernate, Java SE, JAX-B, JSF, JSP, JUnit, Lombok, Mockito, Reflection, Servlet, Shiro, SLF4J, Struts, Spring Boot, Swagger/OpenAPI, Tomcat, Vaadin Flow, Wildfly
DB: mongoDB, MS Access, mySql, SQL, SQLite
Tools: Jenkins, Maven, Nexus, SonarQube
CSS, HTML, Javascript, PHP
a11y (Accessibility/WCAG), Bootstrap, ExtJS, GWT, jQuery (+Mobile), Samsung SmartTV, Sencha Touch, WordPress Plugin Development
Server: Apache httpd, nginx
Adobe Photoshop / Illustrator / Premiere, Amazon Lightsail, Android, Apple macOS, Arduino, Bitbucket, Bitnami LAMP Stack, Clean Code, Docassemble Expert System, Docker, Eclipse, ESP32, ESP8266, Git, IntelliJ, IoT, Jira, Let’s Encrypt CA, Linux Bash, LoRa, Media processing, Microservice architecture, MS Office, MS Teams, MS Windows, OpenVPN, OWASP ZAP, PlantUML, Slack, SSH, SVN, TDD, TFS, Trello, Ubuntu Linux, VBA, VirtualBox
{“name”: “Johannes Spreitzer“,
“tel” : “+436803026367“,
“mail”: “sayhi@zeitwesentech.com“,
“web” : “zeitwesentech.com“}
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