Tech Lead
virtusa
Job Description
4-6 years of experience in IT and data base/data warehouse domain, Pyspark/Python
Primary is Python and PySpark
• Experience in writing sqls in Hive, Impala
• Exposure to scripting language like shell scripting, python is required.
• Strong SQL skills are essential; experience writing complex queries spanning multiple tables is required.
• Experience in AWS is plus.
• Working knowledge of performance tuning of database queries (understanding the inner working of the query optimizer, query plans, indexes, partitions etc.).
• Working knowledge of data modelling and dimensional modelling tools and techniques.
• Experience in data quality, data governance, DataOps and latest data management techniques a bonus
Qualifications
4-6 years of experience in IT and data base/data warehouse domain, Pyspark/Python
Primary is Python and PySpark
• Experience in writing sqls in Hive, Impala
• Exposure to scripting language like shell scripting, python is required.
• Strong SQL skills are essential; experience writing complex queries spanning multiple tables is required.
• Experience in AWS is plus.
• Working knowledge of performance tuning of database queries (understanding the inner working of the query optimizer, query plans, indexes, partitions etc.).
• Working knowledge of data modelling and dimensional modelling tools and techniques.
• Experience in data quality, data governance, DataOps and latest data management techniques a bonus