Meituan Data Engineer Interview Questions

The questions to prepare for a Meituan Data Engineer interview. Questions from real interview reports rank first. Updated daily.

4questions

~1htotal time

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SQL & Data ManipulationStart here. 2 questions + 2 drills · ~42 min

Use monthly revenue aggregation and window ranking to return the top three products in each month.

Star vs Snowflake for Sales AnalyticsMedium

Compare star and snowflake schemas for warehouse design, including trade-offs in normalization, query simplicity, and analytics performance.

JoinsData WranglingGroup ByMMeituan

Return the 10 highest-paid employees with department details and deterministic tie-breaking.

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

Pipelines2 questions · ~22 min

Design a practical strategy to detect, mitigate, and monitor data skew in batch and streaming data processing pipelines.

Handle PySpark Data SkewMedium

Approach for detecting and mitigating skew in PySpark pipelines using partitioning, join strategies, and runtime monitoring.

Data Qualitypysparkdata skewnessMMeituan

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The finish line: interview-readyComplete all 4 questions plus 2 hands-on drills to finish this plan.