Senior Data Engineer Interview Questions

2,446 senior data engineer interview questions shared by candidates

Around 50 theorical questions related to Snowflake(theory),ADF, data modeling , CI/CD, Scrum and leadership skills, sql , python and spark basics. 2 simple live coding exercises Sql with making query(with window functions) Python to extract the number of fruits in a list
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Senior Data Engineer

Interviewed at EPAM Systems

4
Oct 30, 2023

Around 50 theorical questions related to Snowflake(theory),ADF, data modeling , CI/CD, Scrum and leadership skills, sql , python and spark basics. 2 simple live coding exercises Sql with making query(with window functions) Python to extract the number of fruits in a list

L1: core technical discussion for 1 hour( coding, system design, scenario based) L2: Client interviews ( 2 hours, detailed discussion about system design and integration and analytics, KPI) L3: Client interviews ( 2 hours, live project implementation)
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Senior Data Engineer

Interviewed at Persistent Systems

4.2
Oct 23, 2025

L1: core technical discussion for 1 hour( coding, system design, scenario based) L2: Client interviews ( 2 hours, detailed discussion about system design and integration and analytics, KPI) L3: Client interviews ( 2 hours, live project implementation)

which model to get results from a cube with low latency? what are the models in warehouse? how to use merge statement in which scenario? what motivates you to work? interviewer has some timelines sometimes with good plan sometime have to deliver at gunpoint..etc, how comfortable are you..etc?
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Senior Data Engineer

Interviewed at Mott MacDonald

3.9
Oct 2, 2022

which model to get results from a cube with low latency? what are the models in warehouse? how to use merge statement in which scenario? what motivates you to work? interviewer has some timelines sometimes with good plan sometime have to deliver at gunpoint..etc, how comfortable are you..etc?

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