I applied through college or university. The process took 2 days. I interviewed at N2S (Allahabad) in Nov 2017
Interview
Hiring process is divided in 4 rounds in campus recruitment drive .
1.just a minute session (jam)
2.personal interview (pi)
3.aptitude test
4.again. Hr+pi
Hr will judge you on the basis of communication skill specifically on grammer ,fluency and accent .