Niharika Vinnakota
Functional Tester | QA Analyst | Manual & Automation Test Engineer
About
Results-driven QA professional with 4+ years of experience testing enterprise-scale insurance applications in Agile environments. Proven track record of improving release quality, reducing production defects, and accelerating regression cycles through functional testing, backend validation, and automation support using Mabl and Selenium.
Skills & Expertise (16)
Work Experience
Software Test Engineer
Tata Consultancy Services (TCS)
Jan 2022 - Present
Executed 2,500+ manual and functional test cases across Policy Administration, Claims, Customer Enrollment, and Premium Processing modules for enterprise insurance applications. Reduced production defect leakage by 35% by identifying critical functional and backend validation issues during QA cycles before release deployment. Supported 40+ sprint releases and multiple production deployments with successful regression validation and zero high-severity post-production defects in major releases. Designed and maintained 600+ detailed test scenarios and test cases aligned with business requirements, improving overall test coverage and requirement traceability. Performed backend validation using complex SQL queries to validate customer policies, claims data, premium calculations, and transactional records involving 50K+ data entries. Contributed to regression automation efforts using Mabl by creating and executing automated regression workflows, reducing manual regression effort by nearly 40%. Maintained and updated Selenium automation scripts for critical business workflows, improving regression suite reliability and reducing script failures during releases. Executed API validation using Postman for policy services, customer onboarding APIs, and claims-related integrations to ensure accurate data flow between systems. Logged, tracked, and validated 1,200+ defects using JIRA and practitest, enabling faster resolution through detailed defect analysis and collaboration with developers. Collaborated with developers, business analysts, and product stakeholders to resolve critical defects within sprint timelines, improving release efficiency and reducing turnaround time. Conducted exploratory testing sessions that uncovered high-impact edge-case defects missed during planned testing, improving application reliability and user experience. Participated in Agile ceremonies including sprint planning, backlog grooming, daily stand-ups, and retrospectives to ensure QA alignment with business priorities and sprint goals. Prepared QA dashboards, defect reports, and release summaries for stakeholders, improving visibility into testing progress, release readiness, and quality metrics. Improved regression execution efficiency by streamlining reusable test scenarios and enhancing test documentation standards across QA cycles.
Education
B.Tech – Civil Engineering - RVR & JC College of Engineering
- · Afghanistan
Intermediate - Matrix IIT Academy
- · Afghanistan
SSC - St. Joseph’s High School
- · Afghanistan
Certifications
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Skills (16)
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