How to optimize the Spark app?
Senior Data Engineer Interview Questions
2,564 senior data engineer interview questions shared by candidates
What is Regression testing? Difference in Bid/Ask price? What do you think about the current market scenario?
Python: Count the number of occurrences the item is present in list and print the ones with more than one occurrence? list = [1,3,3,4,4,4]
Query to generate a report for various KPIs. Similar to a data pivot.
Previous experience, tools that I use for data analysis, questions about me, my interests and issues that I had to pass
Why did you choose that tool over the other alternatives?
What is the difference between ROW_NUMBER, RANK, and DENSE_RANK?
What's a conflict/disagreement you had in a previous role and how did you handle it?
What's your background with data engineering?
How will you check that your model is deployed? (Seriously)
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