I applied through an employee referral. The process took 2 days. I interviewed at Sella (Chennai) in Mar 2019
Interview
First round: Coding. depends on your experience same use case will be given with much more detailing.
Second Round: Technical Discussion. Possibly a couple of people will take it together. A difficult one it would be. For the level of experience, your experitise would be checked.
Interview questions [1]
Question 1
Create a java application using queue, to create a train booking app.