Eclipse Foundation

Performance Engineer / Performance Analyst

Eclipse Foundation

part-time

Posted on:

Origin:  • 🇧🇪 Belgium

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Job Level

Mid-LevelSenior

Tech Stack

CloudJMeterKubernetesOpen SourcePython

About the role

  • Design and execute stress tests to simulate high-load scenarios on critical services used by millions of community members, including the Open VSX Registry
  • Develop automated test suites for performance, reliability, and regression testing
  • Analyse system behavior under load and identify potential bottlenecks or failure points
  • Collaborate with development teams and infrastructure engineers to optimise resource usage and scalability
  • Document test results and provide actionable recommendations for improvements
  • Monitor system metrics and logs to assess performance trends over time
  • Contribute to quality assurance processes and release readiness reviews
  • Support incident analysis and postmortem investigations related to performance issues

Requirements

  • 3+ years of experience in software testing, QA, or performance engineering
  • Familiarity with Kubernetes, containerized environments, and cloud infrastructure
  • Experience with load testing tools (e.g., JMeter, Locust, k6) and observability platforms
  • Strong scripting skills (e.g., Python, Bash) and comfort with CI/CD pipelines
  • Ability to interpret system metrics and logs to diagnose performance issues
  • Excellent communication and documentation skills
  • Bonus: experience testing open source registries or developer platforms