Google

The phone interview was nice, with one simple question about hashing and one tricky math question. The on-site interview involved five robot-like engineers conducting pre-programmed interview sessions assigned by HR/their manager. I felt they were a

Friendly staff. Nobody in the working areas. A lot of perks, including dinner. Nice environment. Mostly coding in algorithms and discussions on algorithms. Some mathematical questions and great lunchtime. Trees and hash tables.

Simple and fast. Took about two weeks to complete, from the first call to the coding interview. Declined due to the low offer compared to my previous employer. The location also wasn't as expected.