Start date: ASAP
Location: Strasbourg, France - 100% Onsite

Skills & Qualifications
• Strong experience building performance test automation frameworks from the ground up.
• Hands-on expertise with Gatling and Java (required).
• Working experience with JMeter.
• Experience with Grafana and system/application monitoring tools.
• Solid understanding of the software development lifecycle.
• Proven commercial experience in non-functional testing, including:
o Performance & scalability
o Resilience & fault tolerance
o Availability & reliability
o Disaster recovery testing
• Experience in test strategy, planning, workload modeling, and defect management.
• Excellent documentation and communication skills.
• Comfortable working in an international, multicultural environment.
• Eligibility for EU Security Clearance is mandatory.

Responsibilities
• Define, own, and evolve the performance and non-functional testing strategy and test plans.
• Design, build, and maintain a performance test automation framework, primarily using Gatling (Java-based).
• Develop automated tests for load, stress, endurance, capacity, resilience, availability, and disaster recovery scenarios.
• Leverage JMeter where appropriate (e.g., legacy systems, protocol-level testing, or comparative analysis).
• Integrate performance and non-functional tests into CI/CD pipelines.
• Prepare and manage realistic test data and environments.
• Analyze system behavior using application and infrastructure metrics (CPU, memory, network, GC, databases, etc.).
• Use Grafana and observability/monitoring tools to analyze results, identify bottlenecks, and recommend improvements. (Desirable)
• Collaborate with development, DevOps, and architecture teams to resolve performance and reliability issues.
• Mentor QA engineers and establish best practices for performance and non-functional testing.
• Produce clear, actionable performance and reliability reports.
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