Genpact Data Engineer Interview Questions
The questions to prepare for a Genpact Data Engineer interview. Questions from real interview reports rank first. Updated daily.
Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.
GenpactExplain how RANK(), DENSE_RANK(), and ROW_NUMBER() differ when ordering tied clinical trial results.
GenpactExplain OLTP vs OLAP designs, including schema shape, workload patterns, and when each is appropriate in a data platform.
GenpactRank business units within each Genpact client by total billable revenue and return the top two performers.
GenpactCompute daily active users and a 7-day rolling average using a CTE, distinct counts, and window functions.
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Meta ITFind the first non-repeating character in a string using frequency counting and a second pass in O(n) time.
GenpactExplain how Python decorators wrap functions and implement a custom decorator that logs execution time.
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Approach for detecting and mitigating skew in PySpark pipelines using partitioning, join strategies, and runtime monitoring.
GenpactTests performance optimization choices in Spark for large-scale data processing.
GenpactTests reliability practices for production data engineering workflows.
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