Just another coder. (Programming is fun! I'd probably do it even if it wasn't so fiscally rewarding!)
Server Fault
Q&A for professional system and network administrators
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Mathematics
Q&A for people studying math at any level and professionals in related fields
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
Programming Puzzles & Code Golf
Q&A for programming puzzle enthusiasts and code golfers