ELT, how you will extract and stitch the data using microservices, airflow DAGs, operators.
Sr Data Engineer Interview Questions
2,567 sr data engineer interview questions shared by candidates
Outcome of various joins using sample data.
Online assignment with SQL problems. Data Modelling rounds with some interesting use cases. Data Engineering round exploring the past projects.
In the given array, move all 0's to the end of it while maintaining the relative order of the non-zero elements.
List the Spark Performance tunning technique
How does analytical function like Rank in SQL is more performant than subquery. Explain with a scenario
Design a solution for things they are actively working on.
Q: How would you resolve a conflict among two of your coworkers?
What was the most challenging thing you came across in your last project you worked for and how did you overcome that.
Questions about previous experiences. Coding interview was around Python, Spark and data architecture.
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