Jack of many areas, master of none. I have worked on various tools development in VOIP, Mobile Phone technologies, Search and Ad platforms, Mozilla Firefox internals - spanning various companies. After all this, I cannot claim mastery in anything, but little bit on many things.
Server Fault
Q&A for professional system and network administrators
Mathematics
Q&A for people studying math at any level and professionals in related fields
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Meta Stack Overflow
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
Programmers
Q&A for professional programmers interested in conceptual questions about software development
Cross Validated
Q&A for statisticians, data analysts, data miners and data visualization experts
Personal Finance & Money
Q&A for people who want to be financially literate
