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Performance Tester

Performance Tester

CozzeraThrissur, IN
15 hours ago
Job description

Position : Performance Tester

Experience : 6+ Years

Location : Remote

Employment Type : Full-time

About the Role

We are seeking an experienced Performance Tester to ensure scalability, stability, and responsiveness across our distributed applications and eCommerce systems. The ideal candidate will have a strong background in performance testing, profiling, and optimization , along with hands-on experience using leading performance testing and monitoring tools.

Key Responsibilities

  • Design, develop, and execute performance, load, stress, and endurance tests for enterprise-scale applications.
  • Conduct end-to-end performance testing of eCommerce platforms including APIs, microservices, and front-end layers.
  • Identify performance bottlenecks and provide actionable recommendations to development and infrastructure teams.
  • Utilize APM tools (e.g., New Relic, Dynatrace, Grafana, Prometheus) to monitor application health and analyze system behavior.
  • Perform profiling and diagnostics of backend systems (JVM, Node.js, Go) to identify issues like GC pauses, thread contention, or CPU bottlenecks.
  • Develop and maintain performance test scripts and frameworks using JMeter, Gatling, k6, LoadRunner, BlazeMeter, or OctoPerf.
  • Collaborate with DevOps and Engineering teams to integrate performance tests into CI / CD pipelines using Jenkins, GitHub Actions, or GitLab CI.
  • Prepare detailed performance reports , test summaries, and trend analyses for stakeholders.

Required Skills & Experience

  • 6+ years of hands-on experience in software performance testing and system profiling .
  • Proven experience with eCommerce application performance testing (web, API, and backend layers).
  • Strong expertise in one or more performance testing tools :
  • JMeter, Gatling, k6, LoadRunner, BlazeMeter, or OctoPerf .
  • Experience with APM and monitoring tools such as New Relic, Dynatrace, Grafana, Prometheus, AppDynamics , etc.
  • Deep understanding of application profiling for JVM, Node.js, or Go-based systems .
  • Proficiency in analyzing system-level metrics : CPU, memory, I / O, GC, thread dumps , and network performance .
  • Solid grasp of CI / CD pipelines and tools ( Jenkins, GitHub Actions, GitLab CI ).
  • Experience working in Agile / Scrum development environments.

    • Good-to-Have Skills

  • Familiarity with Kubernetes , Docker , and cloud platforms (AWS / Azure / GCP) .
  • Knowledge of APIs, microservices, and distributed architecture performance patterns .
  • Experience in scripting (Python, Bash, Groovy, or JavaScript) for automation and data generation.
  • Exposure to chaos testing or resiliency engineering tools (Gremlin, LitmusChaos).
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