Overview We are looking for a highly skilled Sr. Performance Test Engineer with over 8 years of experience to join our team. The ideal candidate will have extensive experience in performance testing and a strong ability to write and execute scripts using JMeter. Key Responsibilities • Design, develop, execute and maintain comprehensive performance test plans and scripts using JMeter ensuring accuracy and efficiency • Conduct load, stress, and endurance testing to identify performance bottlenecks on cloud and in a distributed environment • Thoroughly analyse test results to identify bottlenecks, performance degradation, and areas for optimization. • Root cause analysis and identification of performance issues, working with development teams to implement fixes. • Engage with development, operations, and other stakeholders to understand requirements, share findings, and contribute to performance improvements. • Regular monitoring of application performance in production and pre-production environments to identify potential issues. • Maintain clear and concise documentation of test plans, scripts, results, and recommendations. • Participate in capacity planning exercises to ensure the system can handle projected loads. • Monitor application performance and analyse results using Grafana, DataDog and other APM tools. • Collaborate with development and QA teams to troubleshoot performance issues and provide recommendations for improvements. • Generate detailed reports on performance testing results, including findings and actionable insights. • Continuously refine and improve testing processes and methodologies. • Contribute towards automation of regular activities to increase productivity Required Skills and Qualifications • 8 to 12 years of experience in performance testing and analysis. • Proven expertise and experience in JMeter, with hands-on experience of writing JMeter scripts in either Java/Groovy/BeanShell • Strong experience with Grafana, Data or any other APM tool for performance monitoring and data visualization. • Solid understanding of web applications and Rest API and their performance characteristics. • Experience in client-side performance testing preferably using tools such as LightHouse, MPulse etc. • Experience in component level testing • Experience in scripting or programming (coding or by using LLMs) • Excellent analytical and troubleshooting skills. • Should have worked in an Agile model • Experience in leading a team of performance QAs, providing technical guidance to the team when required • Experience in directly communicating with client and other stakeholders (both technical and non-technical) • Strong communication and presentation skills and ability to work effectively within a team. • Good understanding of Core Web Vitals Nice to have • Experience in performance testing for Retail domain