I applied through college or university. The process took 5 days. I interviewed at ZS Associates (Vellore) in Sep 2017
Interview
Round 1 : aptitude on hirepro (quants, verbal and LR/DI)
Round 2 : case study and then F2F on case study. First 30 mins are given to solve the case study and later on in interview they'll see your approach toward the problems.
Round 3 : Behavioral round. Prepare puzzles and guesstimate for this round
Round 4 : HR. Apparently, this is just a formality
Interview questions [1]
Question 1
If i ask your friends or teachers about you, what will they say?
Asked about introduction of my self.
Guestimates and some puzzles. It was very interactive conversation between myself and inteviewer. I explained about the projects I have done and he asked questions about projects
4 rounds
Online Assessment
Communication Round
Case Study Round
Interview Round
Total 4 rounds each round is an elimination round and the first two rounds were same for BTSA role
Asked about puzzles, resume based questions like projects I have done, objective of the project, what are the implementations of the project that I have done and Situational or Behavioural questions