Google

Asked data structure problems, system design, and coding questions of medium difficulty. Questions were asked in detail, such as how to design a system and how to improve it. The coding portion was relatively easy.

Technical phone interview. Took months to schedule the interview. The interviewer was about 15 minutes late. The question was about Chess pieces with number restrictions. Spent some time going through the questions and the caveats.

Difficult, but rewarding to be able to work at one of the biggest tech companies in the world. When you get through, you will see that all your sacrifice was worth it, having studied for this interview.