I just found this interesting guest article of Andy Gelfond (VP Engineering at TripAdvisor) on highscalability.com.
He is describing how they are solving daily issues as well as showing how they are working within teams. Quite interesting for everyone interested in high traffic projects.
You can find the article on http://highscalability.com/blog/2011/6/27/tripadvisor-architecture-40m-visitors-200m-dynamic-page-view.html