I work on contract programming and systems work, with a focus these days on distributed/high performance systems and/or interesting programming languages (especially Haskell). If you've got a problem, and if you know where to find, then maybe, just maybe...
Q&A for professional and enthusiast programmers
Q&A for system and network administrators
Q&A for professional mathematicians
Q&A for users and developers of hardware and software for Raspberry Pi
Q&A for professional and amateur chefs
Q&A for computer enthusiasts and power users