Business Analyst Quality Assurance

Key Responsibilities
Validate ETL processes (Extract, Transform, Load)
Perform data reconciliation & data validation
Verify reports and dashboards (Power BI, Tableau, etc.)
Write and execute SQL queries for backend data testing
Check data integrity between source systems and data warehouse
Perform regression and UAT support for BI releases
Identify data discrepancies and root cause issues
Common Tools & Skills
SQL (advanced queries, joins, aggregations)
Data Warehousing concepts (fact tables, dimension tables)
ETL tools (SSIS, Informatica, Talend, etc.)
Reporting tools (Power BI, Tableau)
Excel for data comparison
Understanding of data models & schemas