I did find the lecture from your lead architect funny where he claimed testing was unnecessary when you've got Meta StackOverflow, where people will eagerly find your bugs for free and submit patches too! Pretty sweet deal you've got.
Yeah, it's pretty fantastic. I recently did a talk about how we handled our mobile release process, and getting feedback from our Meta site (and having the feedback be public rather than to just one person) was a god send.
We're hiring full stack devs: http://careers.stackoverflow.com/jobs/34229/full-stack-web-d...