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 :
Bachelor’s degree in Computer Science, IT, or related field.6 to 10 years of experience in ETL testing, BI testing, or Data Warehouse testing.Proficiency in SQL (complex queries, joins, stored procedures, etc.).Hands-on experience with ETL tools (Informatica, Talend, SSIS, DataStage, etc.).Experience testing BI / Reporting tools such as Power BI, Tableau, Qlik, Cognos, or MicroStrategy.Strong knowledge of data warehouse concepts, data modeling (star / snowflake schema), and reporting layers.Experience in defect tracking tools (JIRA, HP ALM, Bugzilla, etc.).Familiarity with Agile / Scrum methodologies.