Programming Languages:
C/C++ (Allegro, STL, MFC, Boost), Java (J2SE, Applets), Visual Basic, PHP, Gameboy Development Kit

Web Based Languages:
XML, XSLT, HTML/XHTML, CSS, AJAX

Scripting:
JavaScript, Batch Files

IDE’s:
Visual Studio, NetBeans, Eclipse, Gel, Dev-C++

Databases:
Oracle (8, 9, 10, XE), Sybase (5.0, 8.0), MySQL

Operating Systems:
Windows, Linux, DOS, Windows Server 2003

Installation Systems:
NSIS, Install Shield

Network Analysis:
Wireshark, Cain & Abel, WinPcap

Other:
Tortoise CVS, Subversion, Apache, Apache Fop, Apache Tomcat, Sybase EAServer, Bugzilla, Fogbugz