1 - UNIX/Linux security.
I was the senior system developer in a project to upgrade the security on all UNIX systems in a state government department. The upgrade included evaluating existing state, (re)writing policies and upgrading the systems.
2 - PHP development.
a) Creating an an intranet "portal" type site with mail, calender and project management tools.
b) Lead programmer on a online strategy game that never came out of the beta stage.
c) A community type website with forums, messaging access control and more
3 - UNIX administrator.
Three years of "in the trenches" sys admin for AIX and Linux systems.