SQL problems consisted of joining multiple datasets to get aggregations. You should know different ways of joining data to get the right info.
Senior Data Engineer Interview Questions
2,567 senior data engineer interview questions shared by candidates
How does multithreading works in python? when you submit a function to the pool does it starts a thread for each function?
How does the programming language handle the allocated memory that doesn't have a reference? how does that work?
How do you scale the RDBMS database?
Scala and Python programmes
Tell me about the last big project you lead at your current employer.
To talk about my background and experience
SQL, Python
DWH, RDBMS, Distributed processing Most of them are SQL related questions
Have you used time series databases
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