I have held a number of technical roles over the years. I have a particular passion for testing, especially automated testing. I have worked with a number of languages, spending most of my time these days in Python.
Software Quality Assurance & Testing
Q&A for software quality control experts, automation engineers, and software testers
Stack Overflow
Q&A for professional and enthusiast programmers
Super User
Q&A for computer enthusiasts and power users
Server Fault
Q&A for system and network administrators
Information Security
Q&A for information security professionals
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Mathematics
Q&A for people studying math at any level and professionals in related fields
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Software Recommendations
Q&A for people seeking specific software recommendations
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Vi and Vim
Q&A for people using the vi and Vim families of text editors
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear