Working for Google may sound fun, but the interview process sure doesn't. After applying for a director of engineering role at the company, Pierre Gauthier — a computer engineer who started his own tech company 18 years ago — was asked some pretty intimidating questions in a phone interview. After failing to give the Google recruiter the "right answers," he decided to create a Gwan.com blog post to share the challenging questions, his responses and candid thoughts with the public.