I applied in-person. The process took 1 week. I interviewed at Tata Communications (Chennai) in Sept 2014
Interview
There will Telephonic interview First, than GD, one to one, and HR Discussion. Then selection board scores and ranks each one, then checks the references for the top-ranking people. Once they have made their decision, they contact the successful applicant, as well as everyone who was interviewed.
Interview questions [1]
Question 1
Introduce your self Few Technical question, scenario based questions