Web development: xhtml, css, cgi, http, applets, scripting, databases, xml, CMS (Drupal, Joomla), LMS (Moodle)
Social applications (MediaWiki, kml/kmz, GoogleMaps)
Programming languages: Cobol, Algol, Pascal, ASM, C, Perl/CGI, java/awt, javascript (ajax), PHP, unix, (awk, grep, sed, mail, emacs), VisualSutido (V6: c, Java, Basic, Fox), VBA (Outlook, Word, Excel), AutoLisp
Mobile experience: PalmOS V5 (c/c++) & Windows conduits, Android
Multimedia: Photoshop CS2, Premier elements, Audacity, AVS, Flash, FreeHand, DreamWeaver, Amaya, frontPage
Methodology: Open Workbench, VP-UML, cMaps, SCORM, ISO9001-2000