Performance Test Engineer

Performance Test Engineer

Miejsce pracy: Kraków

Technologies we use

Expected

• JMeter
• Gatling
• LoadRunner
• NeoLoad
• Google Cloud Platform
• Python
• Java
• Scala

Optional

• AppDynamics
• Datadog
• Kubernetes

About the project

Are you ready to take ownership of performance and resilience testing in a world-class technology transformation programme? Join our client’s team as a Performance Test Engineer and play a key role in delivering scalable, reliable, and secure global solutions.

Sounds like your kind of challenge?

This is how we organize our work

This is how we work

• at the client's site
• agile

Team members

• architect
• devOps
• scrum master

Your responsibilities

• Own and maintain the Performance & Non-Functional Testing strategy for the programme.
• Define and execute comprehensive test strategies covering load, stress, failover, HA, and disaster recovery testing scenarios.
• Collaborate closely with Scrum teams, Architects, DevOps, and support engineers to embed performance requirements in delivery pipelines.
• Select appropriate tooling (e.g., JMeter, Gatling, LoadRunner, NeoLoad) and define long-term strategy for environments and resources.
• Oversee test execution, monitoring, and reporting; provide dashboards, KPIs, and clear risk-based assessments.
• Analyse application performance using profilers, logs, and system metrics; identify bottlenecks and drive remediation plans.
• Ensure integration of test results into CI/CD pipelines and reporting frameworks.
• Lead and mentor Performance Testing engineers, fostering a quality-first culture.
• Produce clear documentation and reports for stakeholders, demonstrating system readiness and compliance.
• Note: Detailed project information will be shared during the recruitment process.

Our requirements

• Proven expertise in Performance & Non-Functional Testing for enterprise-level systems, including load, stress, failover, HA, disaster recovery testing.
• Strong hands-on experience with performance test tools (JMeter, Gatling, LoadRunner, NeoLoad or similar).
• Practical knowledge of cloud-based environments (Google Cloud Platform highly desirable).
• Experience defining end-to-end testing strategies, selecting tooling, and driving governance across large programmes.
• Strong scripting/coding skills (Python, Java, Scala) and ability to test APIs, containers, serverless, message queues, and GDBMS platforms.
• Familiarity with CI/CD, observability tooling (e.g., AppDynamics, Datadog), and Infrastructure-as-Code concepts.
• Excellent leadership, stakeholder management, and communication skills.
• Experience delivering solutions in both Agile and Waterfall delivery models.

Optional

• Exposure to Identity & Access Management (IAM) platforms.
• Experience with GCP, Kubernetes, SaaS performance testing, and DevSecOps approaches.
• Familiarity with GitOps, policy-as-code, and advanced monitoring solutions.

What we offer

• Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
• Hybrid work setup – 6x/month from the office in Kraków
• Collaborative team culture – work alongside experienced professionals eager to share knowledge
• Continuous development – access to training platforms and growth opportunities
• Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
• High quality equipment – laptop and essential software provided

This is how we work on a project

• Continuous Deployment
• Continuous Integration
• DevOps
• issue tracking tools
• functional tests
• testing environments

Benefits

• sharing the costs of sports activities
• private medical care
• sharing the costs of professional training & courses
• life insurance

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Mindbox Sp. z o.o.

At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.

Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.