On last 6 months I took part in development big enterprise project. My tasks were: create design for pages and popups, create pictograms for buttons, create styleguide for developers and so on.
On last year I create sketches for 2 android applications: one is reader for ukrainian magazines, and other is traveler diary.
On last 2 year I took part on several similar projects - I develop UI for web and win applications, create user friendly screens for ATM.
You can find my completed works on voznyak dot com