I applied through college or university. The process took 1 day. I interviewed at ZEISS Group (Allahabad) in Nov 2022
Interview
4 Rounds: One Coding round followed by 2 Technical Round and 1 HR Round(not in my case). Coding Round has 3 questions of medium difficulty. Technical Round was focused on python and SQL query.
Interview questions [1]
Question 1
Q: Given a string. Return the string which contains only the first occurrence of every character.
I applied through college or university. The process took 1 week. I interviewed at ZEISS Group (Bengaluru) in Sep 2025
Interview
1st round technical test
2nd round interview on bases of project and skill
3rd round one more interview round on skill basis
4th hr round where they will see you talking skill and more
Thank you for sharing your interview experience with us and congratulations on joining ZEISS! We’re glad to hear that you had the opportunity to go through a structured and skill-focused process. It’s great that you’re passionate about data engineering, and we wish you continued success and growth as part of the ZEISS team.
Team ZEISS
I applied online. The process took 2 weeks. I interviewed at ZEISS Group (Budapest) in Jan 2025
Interview
Phone call with the recruiter, talking about the company first, then my experience in the field. There would have been 3 more interviews with tech leaders and HR, but I didn't get that far.
Interview questions [1]
Question 1
If I was willing to come to the office 2 times a week even from a far away location
Thank you for taking the time to write a review. We are pleased that you had a positive experience of the application process.
We wish you all the best and send our best regards
Team ZEISS
I applied through college or university. The process took 4 days. I interviewed at ZEISS Group in Aug 2023
Interview
1. Online Aptitude Assessment 2. Online Technical Assessment 3. Technical Interview 4. Manager/HR Interview In technical interview my projects were discussed , after that there were few questions on python and SQL. The interviewer also asked me to write a query to find difference between consecutive order dates. If u want to get selected make your resume more Data Engineer oriented and learn about Big Data tools such as Hadoop, Spark, etc.
Interview questions [1]
Question 1
What is difference between Data Warehouse and Data Lake ? What is difference between primary key and foreign key in SQL ?