Microsoft

The interview took the whole day. Five individuals interrogated for one hour each, plus the hiring manager at the end.

It was brutal: 10 hours of detailed programming questions, alternating with going to the whiteboard. Lots of C++ code, chock full of errors. Some were obvious; others were subtle.

They went to my college and were recruiting engineers. After a week or so after I sent my CV, they reached me with an email asking me to go to an interview in their office. The interviewer was really nice and kind. We only had like 40 minutes or so t