I am using Ubuntu from November 2010. So I started with Ubuntu 10.10. I use Ubuntu server 10.4 and 10.10 as well. I have some experience as a unix admin in the past.
My current work involves with a startup in healthcare IT domain where we are trying to create a user friendly, high quality hospital management software for Indian Market.
Q&A for Ubuntu users and developers
Q&A for committed Christians, experts in Christianity and those interested in learning more
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Q&A for professional system and network administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Q&A for professors, theologians, and those interested in exegetical analysis of biblical texts
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for computer enthusiasts and power users
Q&A for Information security professionals
Q&A for professional and enthusiast programmers
Q&A for road warriors and seasoned travelers
Q&A for professional programmers interested in conceptual questions about software development
Q&A for network engineers
Q&A for those interested in logical reasoning
Q&A for users and developers of hardware and software for Raspberry Pi
Q&A for software developers, mathematicians and others interested in cryptography
Q&A for software quality control experts, automation engineers, and software testers