Data Engineer Interview Questions

18,744 data engineer interview questions shared by candidates

A: "They focused heavily on how I’ve implemented end-to-end data pipelines using Azure Data Factory and Databricks—especially how I handled data ingestion, transformation using PySpark, and loading into a Delta Lake. They wanted to see both my technical depth and how I troubleshoot production issues."
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Azure Data Engineer

Interviewed at EY

3.7
Jul 23, 2025

A: "They focused heavily on how I’ve implemented end-to-end data pipelines using Azure Data Factory and Databricks—especially how I handled data ingestion, transformation using PySpark, and loading into a Delta Lake. They wanted to see both my technical depth and how I troubleshoot production issues."

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