Registered nurse - since 1980 (yes, I'm old) :-/
Keen Linux Mint user - migrating all home systems to Linux, mostly running Win7 in VMs
3D modeller in Blender3D and Silo - both excellent apps, both have a Linux version!
Migrating my VBA/Excel apps to wxPython/SQLite3. For this I joined StackOverflow... I've got a gazillion questions that the manuals simply don't touch on.
Starting to write add-ons for Blender, for Poser users migrating scenes to Blender.