Full-time IT director for my local church, part-time web developer--mostly for small businesses, churches, and church ministries.
I love Open Source, ambitious projects, and standards.
What I use for work:
All of the above, Arduino, node.js
Q&A for professional and enthusiast programmers
Q&A for linguists, etymologists, and serious English language enthusiasts
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for power users of web applications
Q&A for Ubuntu users and developers
Q&A for professional system and network administrators
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for computer enthusiasts and power users