Round 1 : Clone Graph + Behavioral Ques
Round 2 : Tokenize a given String AB = CD + GH should return [AB, =, CD, +, GH] and check whether the expession is a valid one or not. Have to acheive something similar to what a compiler would do when a code statement is written + Resume
Round 3 : Design a service for a lottery System + Behavioral Ques + Resume
Round 4 : Given a two methods to GetAllServers(), GetBackupServer(Server s) in Distributed system write a method to GetPrimaryServer(Server BackupServer) + System Design Principles.

Hope this helps the community.