Languages: Java, C#, C++, C, Ruby

OS/Internals: Windows (32/64), Windows Mobile, Linux, Symbian

Application Frameworks: .NET, BREW, J2EE, J2ME, Rails, iBATIS, Hibernate, Spring

Databases: Microsoft ® SQL Server, Oracle ®, MySQL, DB2

Networks and Protocols: HTTP, SOAP, XML RPC, SSL, TCP/IP