Phone screening 2x. Usually first asked about experience and then start technical question. If you take too long or they ask too much in the first part, you will effectively be penalized, because their time limit is quite strict. Interviewers are on the nice side.
Interview questions [1]
Question 1
Technical: Verbal leetcode hard and custom coding question.
Received code signal OA, waiting to hear back for next steps. Test was two very difficult string manipulation problems and one medium level string problem. Test does not tell you score.
The first phone interview round after passing the OA. The recruiter gave instructions like they would ask a variety of CS foundations. It was 45 min, but the interviewer was late for 10 min.
Interview questions [1]
Question 1
Questions about Processes and Threads, followed by a data structure and algorithm question.