Data Engineer 路 Intern to senior
Data engineering interviews lean heavily on SQL and Python. Expect to write queries by hand, explain how indexes and transactions work, and discuss how data is modelled and partitioned at scale.
64 questions
Explain the deadline, the quality risks, what you protected, what you simplified and how you managed any remaining debt.
Explain the original reasoning, the evidence that changed your view, how you corrected course and what decision-making practice improved afterwards.
Walk through how you shaped the problem, planned the work, aligned stakeholders, managed risks and measured the outcome.
Show empathy, clear expectations, practical support and appropriate escalation rather than blame.