Google

The interview process involved a phone call with a recruiter, followed by a technical phone screen a few days later, and then an onsite interview. The onsite interview lasted six hours and consisted of five interviews and a lunch. Questions covered

1. Two numbers sum up to a designated number. 2. Find the minimum window in a string that contains a list of characters. 3. How to optimize/parallel a cache for a mobile app. 4. How to design an Excel spreadsheet. 5. How to implement search in G+. 6.

I don't really know what to think of it. The first interviewer's question was extremely difficult. There was no way that it could have been completed in the 45 minutes that I was given, but I gave it my best shot. The interviewer argued with me about