QA Engineer (m/f/x)

Be the first QA hire and shape the quality culture from day one and join the App & Integrations team within Carhartt WIP’s D2C Engineering organisation. You will define how we approach quality across our mobile app, webshop, and the integration services that connect our e-commerce platform to the wider business.
Start by building robust manual test coverage, gaining deep knowledge of our systems, and establishing quality standards. Over time, you will identify the highest-value automation opportunities and progressively build out a sustainable test automation framework.

Your Responsibilities

• Design and execute manual test plans for our React Native mobile app and Node.js-based integration services.
• Develop test strategies for critical workflows such as order processing, stock synchronization, payment flows, and third-party integrations.
• Own release readiness assessments and perform regression testing for app and backend deployments.
• Collaborate closely with developers and the Technical Product Owner to define acceptance criteria and quality gates.
• Identify high-value automation opportunities based on risk, frequency, and feature stability.
• Build and maintain automated test suites for the mobile app using Jest and Detox.
• Extend automation coverage across integration services using Jest and Jasmine.
• Integrate automated tests into CI/CD pipelines to enable faster, more reliable releases.
• Establish testing patterns and best practices that can be adopted by other engineers.
• Monitor and report on test coverage, defect trends, and quality metrics; participate in incident reviews, contribute to post-mortem improvements, and continuously evaluate new testing tools and practices.

Your Profile

• Several years of experience in software quality assurance, covering both manual and automated testing.
• Hands-on experience with JavaScript/TypeScript test frameworks (Jest, Jasmine, Detox, or similar).
• Experience testing mobile applications (ideally React Native) and backend/API services.
• Solid understanding of testing methodologies, including functional, regression, integration, and end-to-end testing.
• Familiarity with CI/CD concepts and how automated tests fit into deployment pipelines.
• A methodical mindset with strong attention to detail and clear communication skills.
• Experience in e-commerce or retail tech environments.
• Familiarity with headless commerce platforms (Commercetools or similar).
• Experience with performance testing, load testing, or security testing, plus knowledge of event-driven architectures and integration patterns.
• English language skills, German is a plus