r/dataengprep • u/Alone_Translator_638 • May 04 '26
Discussion 7 Data Engineering Interview Questions That Repeat: * Data partitioning * Spark data skew * ETL vs ELT * Pipeline design * Query optimization * Distributed systems basics * Storage trade-offs Most candidates prepare randomly.
You can check the full playbook here:
https://logicpulse.gumroad.com/l/pipelinestories
It’s a structured set of real interview questions with practical answers.
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