Description

Writes complex queries including window functions, CTEs, and subqueries. Able to analyze and debug SQL logic inside views or stored procedures. Understands the logical order of SQL execution and how transformations are applied step-by-step. Can identify data issues caused by joins, filters, or aggregations. –

Develops scalable PySpark jobs for data pipelines. Understands distributed processing concepts (partitions, shuffles). Writes modular, reusable code and understands performance implications

Key Skills

Education

Any Graduate