Design, develop, and maintain automated test frameworks for web (ReactJS), mobile (iOS/Android), backend APIs, and data systems Write high-quality, maintainable, and reusable code in Java, TypeScript or Python Create and execute end-to-end test suites that validate system integration across microservices and data pipelines Develop API test automation using Postman, REST Assured, or custom frameworks Perform data quality validations on ETL pipelines and cloud-based Data Lakes (e.g., AWS Redshift, S3) Collaborate with product managers, developers, and DevOps engineers to integrate automated tests into the CI/CD pipeline Contribute to testing strategies for Data Engineering to ensure accuracy Log, track, and triage issues using tools like Jira and TestRail Participate in code reviews and provide input on functional and technical design Continuously evaluate new testing tools and approaches to improve QA processes