You can contact me at email@example.com and check out my LinkedIn profile
I am technical entrepreneur (built and sold a company and currently building another startup).
My main focus over the years were mobility, security and low level development. However I am strong believer that platforms, languages, frameworks are just tools and it doesn't make sense to put too much emphasis on length of tools usage.
My personal favorite is working on problems which other people believe to be unsolvable.
My humble Stack overflow achievements: