Four rounds 1. Coding, leetcode easy / medium level 2. Coding, React to implement a timer count down 3. System design, Youtube TopK in a given sliding window 4. HM interview

It's typical silicon valley interview process. HR will first schedule a 45 min phone screen interview. After that you will be asked for in-person interview. Typically there will be 5 interviewers each having 45 minute time slot with you.