Just a weekly snapshot of the tech I have used for a client, prepared to use for a client or am learning for the future.
The IBM Collaboration stack ( Atom db2 Websphere Connections Domino etc etc )
Jboss Rest Easy
Swagger link1 link2
Zen Coding link1 link2
This is over an above the usual suspects of Java , Jquery , github, SVN, Mavin, Jenkins et al, that you need to have a grip on.