Development of multiple applications and frameworks, web-based (LAMP) and standalone (win32).

Founder and chairman of the Netherlands PHP user group / Nederlandse PHP gebruikers groep (http://www.phpgg.nl). This PHP usergroup is for professional PHP developers in The Netherlands and Belgium and gives them a platform to share their common interests.

Developer for various ilseMedia sites (http://www.nu.nl , http://video.nu.nl, http://www.ilsemedia.nl , http://www.kaboem.nl, http://www.download.nl, http://www.shopgirl.nl). Prototyper & lead-developer for ilseMaps, a webmapping application similar to Google Maps , but fully based on Open Source components (mapserver, OpenLayers, Ka-map).

Groupleader/counsellor at Tweehek computercamps in Westdorp, Drenthe, Netherlands (http://www.tweehek.nl). One group consists of 15 people from 16 to 20 years old. They share a common interest in computers and games. I am hired (as voluntair) to make sure everything goes smoothly and at the end of the week both (the group and the location owner) are happy. I also try to teach them some social and IT-related skills.

Prototyper for the new userinterface of Scirus.com, the scientific searchengine of Reed-Elsevier. The USD (user centric design) specialists a Reed-Elsevier delivered me the wireframe mockup and functional specifications. It was my job to create a working prototype with the correct mockup and user interface behaviour.