java

 Languages: JAVA, JSP

IDE: WSAD, Eclipse, JBuilder, NetBeans

Configuration Management:
Ant, Maven, Cruise Control, CVS, SVN

Frameworks:
J2EE, Struts, Hibernate, Spring, JSF, AspectJ, Lucene, Velocity, Tapestry

Messaging Servers:
ActiveMQ, JMS

Application Servers:
Web logic, Web Sphere, JBoss, Oracle Application Server, Apache

Caching:
memcached, OSCache

CMS:
Alfresco, dotCMS

Reports:
Jasper Reports, BIRT

Testing:
JUnit
Testing:
NUnit, Visual Studio Load Test