Google

2 phone screens, 4 on-sites, 1 team match call, 2 more on-sites only to hear a rejection. The process took 4 months. Make sure you're a patient person and don't [give up].

The phone screen interview consisted of one graph question, with a second question as an extension to the first. After a couple of days, I received an invite to an onsite interview, which had five rounds: four coding and one behavioral.

You have 3 technical interviews and one behavioral. On the technical interview, you have to solve some problem by implementing the algorithm. On the behavioral one, you have to describe some situations in your life.