Test Engineer, Lens

Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering teams to deliver composable, production-ready developer platforms across any environment—on-premises, in the cloud, at the edge, or in sovereign data centers. As enterprises navigate the growing complexity of AI-driven workloads, Mirantis delivers the automation, GPU orchestration, and policy-driven control needed to manage infrastructure with confidence and agility. Committed to open standards and freedom from lock-in, Mirantis ensures that customers retain full control of their infrastructure strategy.

https://www.mirantis.com/

By supporting manual and automated testing efforts the Test Engineer will play a crucial role in ensuring the stability, reliability, and quality of Lens Desktop, the world’s most popular IDE for Kubernetes developers, trusted by over 700,000 DevOps professionals globally. Lens continues to evolve as a cutting-edge platform, empowering users with powerful features and seamless workflows that enhance their Kubernetes experience.This role goes beyond executing test cases: you will take ownership of scalable test automation, BDD practices, and QA process optimization, while fostering collaboration across Product, Development, and QA. Your work will directly impact the stability, reliability, and user experience of Lens Desktop.

Key Responsibilities

• Test Automation & BDD

  • Design, implement, and maintain a scalable test automation framework with Playwright as the primary tool.

  • Translate acceptance criteria into Gherkin scenarios, ensuring business goals are captured in executable tests.

  • Experience integrating automated tests into CI/CD pipelines (e.g., GitHub Actions) to enable fast and reliable feedback is a plus.

• Collaboration & Process Improvement

  • Experience with managing and maintaining test management tools (e.g., TestRail, Zephyr, Xray), ensuring traceability between user stories, manual test cases, and automated tests.

  • Promote a quality-first culture, mentoring team members and sharing QA best practices.

• Manual & Exploratory Testing

  • Conduct exploratory testing and risk-based analysis, focusing on critical workflows and system stability.

  • Validate new features, bug fixes, and regression areas through smart, focused manual testing.

• 3+ years of experience in software testing with a strong focus on automation.

• Hands-on expertise in Playwright (mandatory).

• Additional experience with similar automation tools such as Cypress or Selenium is a plus.

• Strong proficiency in JavaScript/TypeScript for writing maintainable automated test scripts.

• Experience with BDD frameworks (Cucumber, Jest-Cucumber, SpecFlow) and Gherkin syntax.

• Proven track record of integrating tests into CI/CD pipelines (preferably GitHub Actions).

• Familiarity with Agile methodologies (Scrum, Kanban) and collaborative QA practices.

• Experience with Docker, Kubernetes, and cloud-native environments is beneficial.

• Relevant QA certifications (e.g., ISTQB) are a plus.

Why Join Team Lens at Mirantis?

• Work with world-class engineers, product, and design teams in a fast-paced, impact-driven environment.

• Flexible remote work within the EU or the option to work from our Helsinki hub.

• Join a company that values user experience, community engagement, and an open-source ethos at its core.

• Receive a competitive compensation package with strong benefits plan.

If you’re passionate about building best in class developer tools—we want to hear from you! Apply today!

What does Mirantis offer you?
By joining Mirantis,

• You will be able to enjoy the freedom to work remotely from the location of your choice. 
• You will have the opportunity to join a variety of trail-blazing events as a member of the leader in the Cloud Native Industry.
• You will be empowered to show your best in your daily work with access to constant training,learning and self-development programs tailored to your needs.
• You will be able to build and expand your skill sets including but not limited to Support, Operation, Consulting and Management.
• You will be provided with a unique development plan following individuals' preferences and choices.
• You will receive a competitive compensation package with a strong benefits plan and stock options.

It is understood that Mirantis, Inc. may use automated decision-making technology (ADMT) for specific employment-related decisions. Opting out of ADMT use is requested for decisions about evaluation and review connected with the specific employment decision for the position applied for. You also have the right to appeal any decisions made by ADMT by sending your request to [email protected]

By submitting your resume, you consent to the processing and storage of your personal data in accordance with applicable data protection laws, for the purposes of considering your application for current and future job opportunities.

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