I applied through an employee referral. The process took 8 weeks. I interviewed at Google in Dec 2018
Interview
The Interviewer insisted on asking me a question in a programming language I didn't learn yet, although I said my preferred language before.
He was not nice at all
I applied online. The process took 1 day. I interviewed at Google (Chicago, IL) in May 2019
Interview
2 Phone Calls. Each of those phone calls are 45 min interview. You will be expected to code in the language you choose, and they are most likely to be back to back interview.
I got the interview chance by referral , when the interview began, a self-introduction was requested. Then, the interviewer described a question and asked me to write code . I wrote by python, but what I wrote was brute-force