Languages & Frameworks
Java/J2EE (Core, Servlet, JSP), Struts, Hibernate, HTML, CSS, Web Services (RESTful), Angular (2+), Prime Faces, JavaScript, Typescript, jQuery Data Table, Junit, Spring Boot, Spring.
Web/Application Server
Apache Tomcat, Tomee, Jboss
Database
Tools & IDE
Eclipse, STS, Office packages
Operation Systems
Windows, Linux