I applied through a staffing agency. The process took 1 day. I interviewed at Epsilon (Hyderābād) in Jun 2016
Interview
Interview started on time and started With the self Intro and had a casual discussion and the interview was cool, These all topics where covered. Please go through all the topics this might be helpful for others.There are 2 rounds of interview when held in hyderabad.
Interview questions [1]
Question 1
bind variables
dynamic sql
external table
views
mviews
query to sum up
pesudo columns
virtual coulmns
packages and advantages
truncate delete
exists in
merge
joins
clustered index
partitions
interval partitioning
puring partition
loaders
schema used in DB
design diff between olap oltp
scd
collections
bulk collect
ref cursor
unique key and primary key
if base table is not present can we build the view
corelated and subquery
how to redirect o/p of the command in shell script
Thank you for your review and breakdown of your experience. We appreciate the detail you went into and hope it will help others as they engage in the process with us. We wish you the best of luck and hope you will consider Epsilon again in the future.
--Human Resources Team-India
L1,L2 two rounds and other two managerial rounds,and hr round, its done. Questions were really interesting,suitiation based questions as well, it went for an hour for L1 and L2 30 mins and other were just normal few questions about your experiance
Interview questions [1]
Question 1
All techinal questions, relavnt to tech stack worked
Expectations, discussion with a few folks, and unnecessary grilling in an environment that actively worked against your success. Ghosted after final interview. Probably one of the least competent companies I've interviewed for.
I applied through college or university. The process took 2 weeks. I interviewed at Epsilon
Interview
A 30 minute introductory phone call with a corporate recruiter followed by a one hour technical interview with a team member completed over the computer using an online code compiler.