Design/arch: A full data pipeline design. Including data injection, cleansing, processing, storage and sending to the iOS app.
Senior Data Engineer Interview Questions
2,551 senior data engineer interview questions shared by candidates
How hql works in theory
1. Projects that I've worked on 2. Pyspark architecture. 3. Asked me to write a pyspark code to do some transformations
Mostly around the engineering best practices, focused around my current (Reputable) company
Union or union all, which is better?
Explain your previous experience working with S3 buckets and data pipelines.
About my current role support activity n knowledge I have on the technology I was working on.
Why would you use Apache Spark?
I was ghosted after the first interview and no reason was given. I reached out to the team more than twice with an update and didn't get a response. After 2 weeks i tried again and no avail
Deck problem was very tough for me and it was at the end I was too tired
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