“Tell me about a time you made a mistake in the data center. How did you handle it?”
Sr Data Engineer Interview Questions
2,565 sr data engineer interview questions shared by candidates
2 stages interview process: 1st screening and then a 2 hour technical conversation call about my past experiences and uses of the technical stack needed for the role.
Mostly pyspark based optimisation questions
How did you optimize SQL and Python codes
Data engineering use case + PowerPoint presentation
The task was implemented using pyspark
Several questions about concurrency, cpus, OS. Some of which repeated in two interviews.
difference between join and merge
Develop a code for stock trades matching algorithm.
What is the difference between inner and left join?
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