Google

Fairly easy, and it makes you think you're in a very smart people environment. Some behavioral parts are good too, and there are lots of software and coding principles, with a coding problem which is hard.

I had a phone interview where I discussed the technologies used. This was followed by a coding test, and then an onsite interview. During the onsite, I completed various coding tests and discussed algorithms, explaining space-time complexity and Big

OA, on call, and then technical. Revise all 4 years of uni, and you'd be set. Just kidding, just practice algorithms as much as you can. Learn how to analyze a problem quickly.