QA Tester - BI and Analytics

Job Description

Key Responsibilities : • Design, develop, and execute comprehensive test plans, test cases, and test scripts for data validation, ETL processes, and reporting components. • Validate data accuracy, consistency, and completeness across multiple data sources and data warehouses. • Perform ETL testing to ensure data transformation processes are accurate, efficient, and aligned with business rules. • Collaborate with data engineers, developers, and business analysts to understand data requirements and user stories. • Execute functional, integration, regression, and system testing to ensure end-to-end data quality and performance. • Analyze and troubleshoot data issues, identifying root causes and working with development teams for resolutions. • Validate data visualizations, dashboards, and reports to ensure accuracy, consistency, and user experience. • Ensure data compliance with organizational standards, data governance policies, and industry regulations. • Create and maintain test data sets for different testing scenarios. • Document and communicate defects, test results, and recommendations effectively. Requirements: • Bachelor's degree in Computer Science, Information Systems, Data Analytics, or a related field. • 3+ years of experience in data testing, ETL testing, and BI platforms. • Strong understanding of SQL for data validation and querying. • Experience with BI and analytics tools like Power BI, Tableau, QlikView, or similar. • Hands-on experience with ETL tools like Informatica, SSIS, Talend, etc. • Familiarity with data warehousing concepts, data modeling, and database management. • Knowledge of scripting languages like Python or Shell scripting for test automation is a plus. • Strong analytical skills and attention to detail, with a deep understanding of business processes and user journeys. • Excellent communication skills, with the ability to collaborate effectively with technical and nontechnical stakeholders. • Experience with test management tools like JIRA, TestRail, or similar. • Experience in Agile/Scrum development methodologies. • Certification in data analytics or BI tools