Streaming Data interview questions

Real-time pipelines: event-time processing, exactly-once semantics, windowing, and keeping a streaming system correct under load.

6 questions2 free to practice4 company-verified (Pro)

Practice these live, scored →Browse all topics

Free to practice

Company-verified Pro

Real Streaming Data questions reported from interviews at 50+ AI companies, with the golden answer and full production scoring. Unlock with Pro →

CDC Log-Based Versus Trigger-Based: Implementation Trade-offsReported at LinkedIneasy
Schema Evolution — Surviving Weekly Proto Changes Across 30 ServicesReported at Confluenthard
Streaming Clickstream Lakehouse: Storage, Compaction, Queries, Schema EvolutionReported at Databrickshard
Kafka to S3 Iceberg pipeline with exactly-once semantics guaranteesReported at Netflixhard

Ready to practice Streaming Data?

Answer real questions in the browser and get scored on correctness, architecture, token efficiency, and security against a golden answer — not just pass/fail. Free to start.

Start practicing free →