Senior ETL / BI tester

Title : Senior ETL / BI / DW Tester

Location : Hyderabad (Remote / Hybrid)

Duration : Full time / Contract

NOTE : We need some one who can join 1 to 2 weeks time

Job Summary :

We are looking for a detail-oriented ETL / BI Tester to join our QA team. The candidate will be responsible for validating end-to-end data flows across ETL pipelines, data warehouses, and Business Intelligence (BI) reports / dashboards. The role requires strong SQL skills, a solid understanding of ETL processes, and expertise in testing BI tools to ensure accurate data representation and reporting.

Key Responsibilities :

• Review and analyze business requirements, data mapping documents, and report specifications.
• Develop, execute, and maintain test cases, test scripts, and test plans for ETL and BI layers.
• Validate ETL workflows to ensure accurate extraction, transformation, and loading of data.
• Perform data validation, reconciliation, and data integrity checks across source and target systems.
• Test BI dashboards, KPIs, visualizations, and reports (Power BI, Tableau, QlikView, Cognos, etc.).
• Validate report calculations, aggregations, drill-throughs, and filters against business logic.
• Write and execute complex SQL queries for backend and front-end data validation.
• Perform functional, regression, system integration, and UAT testing of ETL & BI solutions.
• Track and log defects in defect management tools (e.g., JIRA, ALM) and collaborate with developers for resolution.
• Ensure compliance with data governance, accuracy, and quality standards.
• Support automation initiatives for ETL / BI testing wherever possible.

Required Skills & Experience :