They conduct a phone screen that lasts about an hour.

Then, they will fly you in for seven rounds of interviews.

They assemble a group of people for interviews, and these individuals come from different teams.

Don't be fooled into thinking you will be working with these people.

They are architects and senior engineers from across the company.

I ended up working with some people who were less technically skilled and never worked with most of the people I interviewed with.

The manager also conducts an interview.

What do you know about concurrency?

Describe in minute detail.

How will you develop a ReadWriteConcurrentLock?

What do you know about websockets, long polling, and short polling?

Simple database questions, such as join queries.