Google Data Engineer Interview Questions
The questions to prepare for a Google Data Engineer interview. Questions from real interview reports rank first. Updated daily.
Find the toys most requested by children under 9, sorted alphabetically.
GoogleReturn the top 3 most asked toys for each child age using joins and ranking.
GoogleAggregate records by activity type and compute unique-user counts plus average website time per user.
GoogleFind the shortest contiguous Google Cloud Dataflow event range containing every required label using a sliding window.
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Design a fault-tolerant pipeline to ingest, validate, and serve real-time stock market data under tight latency and throughput constraints.
GoogleTests handling of late data, mutations, and deduplication in streams.
GoogleApproach for visualizing streaming data when events arrive late, out of order, or with uneven latency.
GoogleDesign a spike-resilient AWS data pipeline handling 750K events/sec while preserving low latency, data quality, and replay safety.
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