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Senior Data Engineer Interview Questions
2,621 senior data engineer interview questions shared by candidates
Python leetcode SQL queries, rank, functions, windows
What is indexing in Data engineering?
Basic of SQL, PL SQL, Coding
Related to gcp cloud, admin , data proc , bigquery
Spark internal functioning, Data formats
Asked 2 questions. 1 was SQL related (need to use CTE to solve) and another one was related to data structures and algorithm (related to longest common subsequence)
The Python technical challenge was about ingesting some data in a specific way and do some analytics on the results. The questions were about the reasons behind each decision. Also, they asked for alternatives to the simple provided solution (it was a challenge done in 3h) more oriented to a production-ready environment.
Previous experience, case studies regarding dataflow in AWS
what is window function in spark-sql ?
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