Tip 1 : algorithmic should be strong
Tip 2 : networking should be strong
Tip 3 : logic should be strong
Tip 1: highlight projects in resume gives you more chances to select in interview
Tip 2: fetch alll the keypoints mentioned in jd and check and match with your resume gives you much more chances to select in round 1
Overall rounds are good and conceptual
Design a Dropbox type of application
Tip 1: low level design of Dropbox
Tip 2: make class diagrams and UML
Tip 3: questions and algorithms asked based on approach taken

Here's your problem of the day
Solving this problem will increase your chance to get selected in this company
What is the purpose of the return keyword?