Performance Engineer

2 weeks ago

Novi Sad, Vojvodina, Serbia Virtuozzo Full time $90,000 - $120,000 per year

Virtuozzo is a global leader in virtualization, cloud, storage, and hyperconverged infrastructure solutions. Our technology powers thousands of service providers and enterprises worldwide, enabling them to deliver fast, reliable, and cost-efficient cloud services. We combine deep engineering expertise with a relentless focus on performance, scalability, and innovation.

We are building a Competition & Performance Testing Lab to drive company-wide performance benchmarks across our product portfolio. We are seeking a Performance Engineer to design, execute, and analyze performance tests across Virtuozzo's product portfolio.

What You'll Be Doing

  • Design and execute performance, scalability, and reliability tests for Virtuozzo products.
  • Benchmark compute, storage, and network performance against platforms such as Nutanix, VMware vSphere, Red Hat OpenShift, CEPH, and others.
  • Evaluate failover, recovery, and operational resilience under real-world fault conditions.
  • Build, configure, and maintain test environments to ensure repeatable, consistent evaluations.
  • Develop datasets and workloads that accurately represent service provider and enterprise environments.
  • Research and implement best practices, methodologies, and tools for performance and load testing.
  • Collaborate with development teams to identify bottlenecks and provide data-driven recommendations for optimization.
  • Document test methodologies and results in clear, structured reports for internal stakeholders.

What You Bring

  • BS/MS in Computer Science, Engineering, or a related technical field.
  • 1+ years of hands-on experience in performance testing and benchmarking for infrastructure, virtualization, or cloud solutions.
  • Strong technical knowledge of virtualization, storage, and networking.
  • Experience with performance and load testing tools (e.g., iperf, fio, sysbench, custom Python/Go tools).
  • Scripting and automation skills (Python, Bash, Ansible) for test creation and environment configuration.
  • An analytical mindset with the ability to interpret results and present clear conclusions.
  • Effective communication skills for collaboration with engineering and product teams.

Nice to have

  • Familiarity with CI/CD pipelines and automated performance testing integration.
  • Exposure to cloud and hyperconverged platforms in production or testing environments.
  • Experience in competitive analysis or QA for infrastructure products.

What We Offer

  • Flexible hours and remote work options
  • Space for creativity and experimentation within the company's goals
  • Share Options – everyone shares in our success with share options
  • We help our team get private medical insurance
  • Supportive, engineering-driven culture with minimal bureaucracy
  • The chance to influence Product teams and R&D decisions from day one
  • A smart, friendly team that values reliability, simplicity, and automation
  • Depending on your location and preferred employment method, other perks and benefits apply

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