It is kind of interesting seeing the difference between approaches that other tech interviewers use - the following was one that I saw today on linkedin: http:

It is kind of interesting seeing the difference between approaches that other tech interviewers use - the following was one that I saw today on linkedin: http://firstround.com/article/The-anatomy-of-the-perfect-technical-interview-from-a-former-Amazon-VP http://firstround.com/article/The-anatomy-of-the-perfect-tec... I think that it needs to be a combination of 1) what is on your resume as you become an expert in a fairly specialised piece of technology and on 2) general knowledge. I feel a bit sorry for the guy who had to write the LRU cache. I have been in unfamiliar surrounds before and come across as a blathering idiot, and I didn't feel it was 100% my fault. The interviewer has some responsibility in trying to understand the background of the person, and is not there to show how smart he is.