Sr Data Engineer Interview Questions

2,592 sr data engineer interview questions shared by candidates

1st Interview : - Make Sort class with some method then create BubbleSort class that must inherit Sort class and overwrite its method in python - Use of Lead window function(scenario based question) - Write a query to get employees who don't have any project assigned - hive partitioning vs bucketing - CI/CD - joins in spark 2nd Interview: - write data frame transformation and get the required result(scenario base question) - how to assign unique identifier to each record(Use monotonically_increasing_id()) - How to remove duplicates in dataframe(use df.dropDuplicates() function)
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Senior Data Engineer

Interviewed at Confiz

4.1
Oct 27, 2022

1st Interview : - Make Sort class with some method then create BubbleSort class that must inherit Sort class and overwrite its method in python - Use of Lead window function(scenario based question) - Write a query to get employees who don't have any project assigned - hive partitioning vs bucketing - CI/CD - joins in spark 2nd Interview: - write data frame transformation and get the required result(scenario base question) - how to assign unique identifier to each record(Use monotonically_increasing_id()) - How to remove duplicates in dataframe(use df.dropDuplicates() function)

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