Sai Praneeth Madduri

Results-driven Senior Software Development Engineer in Test (SDET) with 3.7+ years of experience in building scalable automation frameworks, API testing, and CI/CD integration for microservices-based systems. Expert in Java, Playwright, Selenium, and REST Assured, with proven success in reducing manual testing effort by 90%, improving execution speed, and enhancing system reliability across large-scale applications. Strong experience in testing distributed microservices architectures, including API contract validation, backend integration testing, and end-to-end system validation.

Hands-on exposure to Spring Boot, Spring Cloud, Docker, Kubernetes, Kafka, and observability tools, with a strong interest in backend development and system design. Skilled in applying resilience patterns, performance optimization, and automation architecture in modern cloud-native environments.

Software Development Test Engineer at Cognizant Technology Solutions (2022-09 – Present)

Senior SDET role focused on building scalable automation frameworks and microservices testing

• Architected and implemented scalable automation frameworks, reducing manual testing effort by 90%
• Developed robust UI automation frameworks using Selenium and Playwright (Java & TypeScript)
• Automated 70+ UI modules and 300+ backend-integrated workflows
• Built API automation frameworks using REST Assured, validating microservices contracts and backend integrations
• Led migration from Selenium to Playwright, improving execution speed and stability
• Implemented parallel execution, retry logic, and framework optimizations, reducing execution time significantly
• Integrated automation into Jenkins CI/CD pipelines, enabling continuous testing workflows
• Ensured zero-defect releases during critical production deployments

Intern at Cognizant Technology Solutions

4-month internship focused on automation framework development

• Developed automation scripts using Java, Selenium, and Cucumber BDD
• Contributed to reusable test components and framework enhancements
• Gained strong exposure to test framework architecture and execution pipelines

B.Tech/B.E. in Computers – CMR Engineering College (2022)