QA Engineer

About Position: We are seeking a Senior QA Engineer having a strong foundation in data quality assurance, DWH & ETL testing experience, good SQL skills, and experience validating reports built on BI platforms like Power BI.Role: QA EngineerLocation: All Persistent LocationExperience: 9+yearsJob Type: Full Time EmploymentWhat You'll Do: ETL Testing: Design, develop, and execute test cases to validate ETL processes, ensuring data extraction, transformation, and loading adhere to business rules and functional specifications.Data Validation: Verify data integrity and accuracy between source systems, staging areas, and the final Data Warehouse/Data Marts. Good understanding of data warehousing concepts.SQL: Write and optimize complex SQL queries to perform data analysis and reconciliation checks against large datasets.Power BI Testing: Validate the underlying data correctness, visualization logic of reports, dashboards, and data models built within Microsoft Power BI.Defect Management: Identify, document, prioritize, and track defects, working closely with data engineering and development teams to ensure timely resolution.Expertise You'll Bring: Experience: 5+ years of experience in Data Warehouse (DWH) and ETL testing, at least one year of BI testing.SQL Expertise: Excellent proficiency in writing complex SQL queries, including joins, subqueries, and analytical functions, for data validation and reconciliation.DWH Knowledge: Solid theoretical and practical understanding of Data Warehousing concepts and OLAP/OLTP principles.BI Tool Testing: Proven experience in testing reports, dashboards, and data sources utilizing a major Business Intelligence platform, with specific experience in Power BI testing being essential.Communication: Strong analytical, problem-solving, and communication skills (written and verbal).Benefits:Competitive salary and benefits packageCulture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certificationsOpportunity to work with cutting-edge technologiesEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awardsAnnual health check-upsInsurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parentsValues-Driven, People-Centric & Inclusive Work Environment:Persistent Ltd. is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.We support hybrid work and flexible hours to fit diverse lifestyles.Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employmentLet’s unleash your full potential at Persistent - persistent.com/careers“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”