Project you worked on, presentation questions, Python questions.
Senior Data Engineer Interview Questions
2,553 senior data engineer interview questions shared by candidates
Consider a StudentGrades dataframe with columns – StudentID, CourseID, Grade. Write a spark operation to find students who have scored an ‘A’ in more than three courses.
Tell us about your experience
Spark optimization, Basic DSA like palindrome, SQL codes, Project related question.
A couple of SQL questions, Python questions, Airflow questions, and questions related to past and current projects.
What tools and tech i use
Spark optimizations,Sql order of execution?
write a python code to get the second highest salary of each department. If emp has same salary get the salary of low age
Review this python code and fix it.
A SQL query
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