I'd bet most people who work(ed) at Google were rejected at least once. I was. I'd also bet that if the current engineers working at Google were to be re-interv

I'd bet most people who work(ed) at Google were rejected at least once. I was. I'd also bet that if the current engineers working at Google were to be re-interviewed, at least a half of them would be rejected by Google's interview process. What you've experienced is mostly an artifact of having 100+ people apply for each open position, it says nothing at all about your intelligence.