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20763 - Performance Engineer

Date:  4 Dec 2025
Company:  Qualitest Group
Country/Region:  IL

Qualitest is the world’s leading AI-powered Quality Engineering company. 

With 8,000+ experts worldwide and 1,500 in Israel, we partner with top global brands to deliver smarter, faster, and more reliable technology solutions. 

 

We’re Hiring: Performance Engineering Expert based in  Raanana to design and implement robust performance engineering frameworks capable of operating in live environments, with a strong emphasis on real-time performance validation, KPI analysis, and automated load generation using containerised infrastructure.   

 

Responsabilites:

 

  • Develop performance testing frameworks for live / production-like environments.
  • Framework to handle load, stress, spike, stability, and scalability testing across distributed systems.
  • Define and measure performance KPIs including Network time (e.g., first time to buffer), 90th/95th/99th percentile response times, Throughput rate and latency
  • Build framework to help analyse regressions between builds and recommend tuning strategies.
  • Create containerised load generation environments using Docker and Kubernetes.
  • Automate test execution and environment provisioning via CI/CD pipelines.
  • Recommend scaling configurations based on telemetry and performance trends.

 

 

Requirements:

 

  • Extensive experience with performance testing tools such as K6, Gatling, JMeter, NeoLoad, or LoadRunner.

  • Strong background in performance testing and engineering principles.

  • Deep understanding of testing methodologies: load, stress, spike, stability, scalability.

  • Proficiency in KPI analysis, including percentile response times, throughput, latency, and network time.

  • Experience with regression analysis and performance tuning.

  • Hands-on experience with container orchestration technologies: Kubernetes and Docker.

  • Experience working with CI/CD pipelines: Jenkins, GitHub Actions, Terraform.

  • Strong programming/scripting skills in Python, Bash, and JavaScript.

  • Experience with live environment testing and observability tools.

  • Familiarity with cloud platforms: GCP, AWS, Azure.

 

 

Why should you join us?  

 

  • Grow your career in a stable, innovative environment 

  • Collaborate closely with clients to deliver smart, high-quality solutions 

  • Make an impact in a dynamic, learning-driven environment 

  • Be part of a human, value-driven organization that cares 

Apply now »