Data Mart, Modelagem de dados.
Senior Data Engineer Interview Questions
2,567 senior data engineer interview questions shared by candidates
Questions about previous experiences. Coding interview was around Python, Spark and data architecture.
Spark concepts, meet with the team, no coding questions were asked
Outcome of various joins using sample data.
ELT, how you will extract and stitch the data using microservices, airflow DAGs, operators.
Online assignment with SQL problems. Data Modelling rounds with some interesting use cases. Data Engineering round exploring the past projects.
How does analytical function like Rank in SQL is more performant than subquery. Explain with a scenario
List the Spark Performance tunning technique
What was the most challenging thing you came across in your last project you worked for and how did you overcome that.
In the given array, move all 0's to the end of it while maintaining the relative order of the non-zero elements.
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