YASH Technologies Data Engineer Interview Questions
The questions to prepare for a YASH Technologies Data Engineer interview. Questions from real interview reports rank first. Updated weekly.
Explain Spark's DAG execution model through a Databricks ETL pipeline and show how it affects stage boundaries, shuffles, optimization, and debugging.
Evaluates your knowledge of Spark internals and how distributed execution works.
Evaluates your troubleshooting approach for PySpark performance issues and optimization strategies.
Assesses your ability to design ETL workflows using a modern Spark and AWS toolchain.
Tests query optimization approach including indexing, partitioning, and execution plan analysis.
Assesses your understanding of warehouse design patterns and when to apply them.
Assesses your ability to design data models that support performance, correctness, and scale.
Rank active YASH Technologies employees by salary using ROW_NUMBER and return the first three with department details.
Use CTEs, aggregations, and window functions to compare gender pay and find each department's second-highest salary.
MeeshoJoin TikTok Shop tables, calculate creator GMV, and rank creators within each product category using ROW_NUMBER().
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Tests prioritization under pressure across multiple projects, including time management, stakeholder communication, and ownership of trade-offs.