I applied through college or university. I interviewed at EY (Chennai) in Jun 2017
Interview
They conducted 3 rounds.
1)Aptitude
2)HR
3)Technical
Aptitude round was easy and had questions from quantitative ability and logical.Time was a huge constraint.
HR was normal and technical was tough with multiple questions from networks and security.
I applied through college or university. I interviewed at EY (Nueva Delhi) in Aug 2017
Interview
Group Discussion followed by Technical and HR questions. Fairly easy questions asking mostly about General Knowledge and your own personality. Got the offer on the very same day. Joining in July 2018, most probably.
I applied through college or university. I interviewed at EY (Chicago, IL) in Oct 2015
Interview
Multiple Stages. I applied through campus and had an introductory interview on campus together with some company events. It followed with a compatibility assessment and a general questionnaire and writing example. I was then invited to Interview at the Offices in Chicago and spent the whole day there doing several interviews together with a company tour.