Ponnambalam S
Software Development Engineer In Test (SDET)
Chennai
Summary
Detail-oriented QA Engineer with over four years of experience in manual and automation testing for SaaS-based web and mobile applications. Expertise in functional, regression, integration, and end-to-end testing, utilizing tools such as Selenium WebDriver and Playwright for automation. Proficient in API testing with Postman and skilled in framework concepts including Page Object Model, BDD with Cucumber, and data-driven testing. Solid understanding of SDLC, STLC, and defect lifecycle, with hands-on experience in CI/CD pipelines using Jenkins and version control with Git. Effectively validates complex workflows within multi-tenant Transportation Management Systems (TMS) to ensure high-quality releases in Agile environments.
Overview
4
4
years of professional experience
Work History
Associate Software Development Engineer in Test
Pando
06.2024 - 02.2026
- Developed and maintained scalable automation frameworks for web and API testing using Selenium (Java) and Playwright (JavaScript), increasing test coverage by 30%.
- Implemented BDD automation using Cucumber and TestNG to enable behavior-driven validation and improve collaboration across teams.
- Designed and executed automated test scripts for UI and API layers, reducing manual testing effort by 40%.
- Performed end-to-end API validation including JSON schema verification, status code validation, and negative scenario testing.
- Integrated automated test suites into CI/CD pipelines (Jenkins, Azure DevOps) to support continuous testing and faster releases.
- Analyzed test failures, debugged defects, and performed root cause analysis to improve defect resolution time by 20%.
- Built reusable utilities and automation libraries to support scalable, maintainable, and modular test architecture.
- Enhanced software functionality by identifying and resolving various coding issues.
SDET
VisionQuest Solutions
06.2023 - 05.2024
- Designed and implemented scalable automation frameworks for web and API testing to improve reliability and maintainability.
- Developed automation scripts using Selenium WebDriver (Java), TestNG, and Cucumber (BDD) following Page Object Model design patterns.
- Executed functional, regression, and integration testing across web applications and REST APIs.
- Integrated automation suites into CI/CD pipelines using Jenkins and Git to enable continuous testing.
- Collaborated with cross-functional Agile teams to analyze requirements, define test strategies, and improve release quality.
- Increased automation coverage and defect detection rate, improving overall testing efficiency by 40%.
- Performed API automation and validation for REST services, ensuring data integrity and service reliability.
- Managed test code using Git version control for collaboration and maintainability.
Junior Developer
Straive
12.2022 - 05.2023
- Developed and maintained web applications using C#, .NET Framework, and Blazor, ensuring scalable and efficient solutions.
- Built responsive UI components using HTML, CSS, and JavaScript to enhance user experience.
- Integrated REST APIs and managed SQL databases for efficient data processing.
- Performed debugging, performance tuning, and developer-level testing to ensure application stability.
- Collaborated with cross-functional teams to deliver high-quality solutions and improve operational efficiency by 15%.
QA Analyst
Galaxy Data Solution
12.2021 - 11.2022
- Designed and executed 150+ manual test cases covering functional, integration, and regression testing.
- Identified and reported 40+ defects, improving application stability and reducing production issues.
- Performed API testing using Postman, validating request/response data and improving backend reliability.
- Improved test coverage by 25% through detailed scenario validation and edge case identification.
- Reduced defect leakage to production by 20% through effective regression testing.
- Collaborated with developers using JIRA, ensuring faster defect resolution and improved release quality.
- Participated in Agile sprint activities, ensuring timely delivery of tested features.
- Validated data accuracy using database queries, ensuring consistency across system modules.
- Contributed to improving testing efficiency by identifying reusable test scenarios.
Education
Bachelor of Science - Mechanical Engineering
Dr.MGR Educational & Research Institute
Chennai 04.2001 -
Skills
Object-oriented programming
API integration
Performance analysis
Software testing
Testing and debugging
SQL integration
Agile development methodologies
Automated testing
Multitasking
Timeline
Associate Software Development Engineer in Test
Pando
06.2024 - 02.2026
SDET
VisionQuest Solutions
06.2023 - 05.2024
Junior Developer
Straive
12.2022 - 05.2023
QA Analyst
Galaxy Data Solution
12.2021 - 11.2022
Bachelor of Science - Mechanical Engineering
Dr.MGR Educational & Research Institute
04.2001 -