I'm primarily a web developer but I have interests in many fields such as politics, business, maths and much more.
Politics
Q&A for people interested in governments, policies, and political processes
Area 51
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Stack Overflow
Q&A for professional and enthusiast programmers
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Server Fault
Q&A for professional system and network administrators
Drupal Answers
Q&A for Drupal developers and administrators
Stack Apps
Q&A for apps, scripts, and development with the Stack Exchange API
WordPress Answers
Q&A for WordPress developers and administrators
Mathematics
Q&A for people studying math at any level and professionals in related fields
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Answers OnStartups
Q&A for entrepreneurs looking to start or run a new business
Personal Finance & Money
Q&A for people who want to be financially literate
Graphic Design
Q&A for professional graphic designers and non-designers trying to do their own graphic design
Windows Phone
Q&A for enthusiasts and power users of Windows Phone OS
Computer Science
Q&A for students, researchers and practitioners of computer science
Board & Card Games
Q&A for people who like playing board games, designing board games or modifying the rules of existing board games
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography