Data QA
Key Responsibilities
- Validate data accuracy between source systems and target systems
- Test ETL / ELT pipelines and data transformations
- Write SQL queries to verify data integrity
- Create and execute test cases for data validation
- Perform regression testing on data changes
- Identify, document, and track data defects
- Collaborate with Developers, Analysts, and Product teams
- Validate dashboards (Power BI / Tableau / Looker, etc.)
- Monitor data quality metrics and generate reports
- Automate data validation checks where possible
- Strong SQL knowledge (joins, aggregations, window functions)
- Understanding of databases
- Experience testing ETL tools.
- Basic understanding of data warehousing concepts (Star/Snowflake schema)
- Experience with Python with Selenium and Pytest.
- Knowledge of API testing
