sunil kumar Singh

ISTQB-certified Test Engineer with 3+ years of experience in quality assurance, performance testing, and continuous integration. Proven track record of reducing critical performance bottlenecks and implementing automated testing frameworks using Selenium, JMeter, and Jenkins. Expert in agile methodologies with strong proficiency in Java, web technologies, and monitoring tools like Dynatrace and Prometheus. Delivered high-quality solutions for enterprise clients while mentoring technical communities through Chegg’s platform.