Varun Ahuja
SDET-4 with 7+ years of Experience
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About
Lead Software Development Engineer in Test (SDET) with 7 years of experience building scalable, high-performance test automation systems for distributed, microservices-based applications. Expert in automation architecture, API and UI testing, CI/CD-driven quality engineering, and cloud-native testing on AWS and Kubernetes. Strong programming expertise in Java and Python with deep understanding of object-oriented design, design patterns, and reusable framework development.
Proven track record of reducing testing cycles, improving release quality, and enabling shift-left testing at scale across high-availability systems.
Experience
Lead Software Automation Engineer in Test (SDET-4) at Scigon (Chamberlain Group) (2025-08 – Present)
Architected and scaled automation framework for distributed IoT systems, supporting 8,000+ API and UI test cases with 98%+ pass rate.
- Architected and scaled automation framework for distributed IoT systems, supporting 8,000+ API and UI test cases with 98%+ pass rate.
- Designed end-to-end test strategy integrated into CI/CD pipelines (Azure DevOps), enabling continuous testing and faster release cycles.
- Built reusable automation utilities and libraries in Java to improve maintainability and reduce code duplication.
- Developed real-time reporting and monitoring dashboards to enhance defect triaging and release visibility.
- Led testing for smart IoT devices using simulators, ensuring high reliability across hardware-software integrated systems.
Lead Software Development Engineer in Test (Lead SDET) at IndustryBuying (2025-01 – 2025-08)
Designed scalable automation architecture for microservices-based eCommerce platform and reduced regression testing time by 40%.
- Designed scalable automation architecture for microservices-based eCommerce platform using Selenium, RestAssured, and Docker.
- Reduced regression testing time by 40% through parallel execution using Selenium Grid on Kubernetes.
- Led and mentored a team of 4 SDETs, enforcing quality gates and CI/CD best practices.
- Implemented shift-left testing strategy, reducing production defect leakage by 25%.
- Collaborated with cross-functional teams to improve test coverage across distributed systems.
Senior Software Development Engineer in Test (SDET-2) at AJIO.com (2021-07 – 2025-01)
Built robust API automation frameworks for high-scale distributed systems and integrated security testing into CI/CD pipelines.
- Built robust API automation frameworks for high-scale distributed systems, improving validation speed by 30%.
- Integrated security testing (OWASP ZAP) into CI/CD pipelines for early vulnerability detection.
- Designed and executed performance testing (JMeter) for systems handling 5M+ concurrent users.
- Contributed to scalable QA processes aligned with Agile methodologies and continuous delivery.
Software Development Engineer in Test (SDET-1) at Quinbay Technologies (2019-06 – 2021-07)
Automated 95% of functional test cases using Selenium WebDriver and TestNG, and developed API testing frameworks for microservices.
- Automated 95% of functional test cases using Selenium WebDriver and TestNG, improving regression efficiency.
- Developed API testing frameworks for microservices using Postman and RestAssured.
- Integrated automated testing into Docker-based CI/CD pipelines for continuous validation.
- Implemented design patterns (POM) to improve framework scalability and maintainability.
Education
Bachelor of Engineering in Computer Science – Chandigarh University (2015 – 2019)
