MVC Framework: Servlet ,Spring MVC, Spring Boot, Spring ZK, Struts, JSF
CMS: Liferay, Magnolia, Odoo, DotCMS, Hippo, OpenCMS
Database Framework: MyBatis, Hibernate, JPA
Front-End: JSP, JSTL, Velocity (VM), Zul, FreeMarker, ThymeLeaf
Front-End Framework: React.Js, Angular
Database: MySQL, PostgreSQL, Oracle
Build Tool: Maven, Gradle, Apache Ant
Server: Apache Tomcat, JBoss, Jetty
Cloud: Google App Engine, AWS, Google Cloud Platform
IDE: Eclipse, Netbeans
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