Etl Engineer Interview Questions

780 etl engineer interview questions shared by candidates

He asked me the difference b/w Left join and right join and If we can get the same functionality they why did Microsoft guys made the right join? The other question was what should be the specialty of a database developer?
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ETL Developer

Interviewed at The Hanover Insurance Group

3.9
Aug 30, 2014

He asked me the difference b/w Left join and right join and If we can get the same functionality they why did Microsoft guys made the right join? The other question was what should be the specialty of a database developer?

ETL Concepts: Extract, Transform, Load processes, data warehousing, and data modeling. SQL: Strong knowledge of SQL queries, data manipulation, and performance optimization. ETL Tools: Familiarity with commonly used ETL tools (e.g., Informatica, Talend, SSIS). Problem-Solving: Ability to analyze problems, break them down into steps, and propose effective solutions. Communication: Clear and concise communication skills, both verbal and written. Technical Questions: Be prepared to answer questions about specific ETL techniques, data quality issues, and performance optimization.
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Associate ETL Developer

Interviewed at Yext

3.6
Aug 26, 2024

ETL Concepts: Extract, Transform, Load processes, data warehousing, and data modeling. SQL: Strong knowledge of SQL queries, data manipulation, and performance optimization. ETL Tools: Familiarity with commonly used ETL tools (e.g., Informatica, Talend, SSIS). Problem-Solving: Ability to analyze problems, break them down into steps, and propose effective solutions. Communication: Clear and concise communication skills, both verbal and written. Technical Questions: Be prepared to answer questions about specific ETL techniques, data quality issues, and performance optimization.

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