Design, develop, and execute comprehensive test plans and test cases for complex ETL processes and data pipelines.
Validate data accuracy, completeness, and consistency using advanced SQL queries for data validation and reconciliation.
Develop and maintain robust automated test scripts using Java/JEE for data validation, regression testing, and overall data quality assurance.
Implement API Automation testing strategies for data services and microservices, using tools/frameworks like REST Assured to ensure seamless integration and performance.
Collaborate closely with ETL developers, data engineers, and business analysts in an Agile/Scrum methodology to understand data flows, transformation logic, and functional requirements.