Senior QA Engineer - POS Hardware (m/f/d)

<div><strong style="font-size: 18px;">ABOUT US</strong></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">Unzer is a leading European fintech company with a mission to simplify international payments for e-commerce and retail businesses. Our brand was formed from 13 companies that now contribute to building a unique product covering the entire payment flow.&nbsp;&nbsp;</span></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">At Unzer, we are driven by the belief that customers should enjoy a seamless shopping experience, no matter where they choose to shop. We are a team of over 700 experts of 55 different nationalities, dedicated to creating a state-of-the-art unified commerce platform. Our goal is to enable businesses to delight their customers with a seamless payment experience.&nbsp;&nbsp;</span></div> <div>&nbsp;</div> <div><span style="font-size: 16px;">Whether you're a tech enthusiast, payment expert, or a dedicated support professional, we are looking for individuals who are passionate about making a difference.&nbsp;&nbsp;</span></div> <div><span style="font-size: 16px;">&nbsp;</span></div> <div><strong style="font-size: 16px;">Our offices:</strong><span style="font-size: 16px;"> We are based across Austria, Denmark, Germany and Luxembourg with a HQ in Berlin.</span></div> <div>&nbsp;</div> <div><strong style="font-size: 18px;">ABOUT THE TEAM</strong></div> <div>&nbsp;</div> <div><span data-teams="true">As a QA Engineer, you will play a key role in supporting the quality assurance of both hardware and software Point of Sales – POS products. You will work closely with multiple systems for merchant onboarding and management, test API integrations, and ensure the successful deployment of new features. You will collaborate with developers and various teams, provide documentation, user support, and training, and contribute to continuous improvement in product quality and team communication. At the same time, you will have the opportunity to work on exciting key account projects in order to integrate the best possible Unzer product solution.</span></div><br><strong>What your work will look like: </strong><br><div> <li>Test and validate new payment terminal hardware and software releases.</li> <li>Collaborate on systems used for merchant onboarding and master data management.</li> <li>Test API integrations with Network Service Providers (NSPs), requiring familiarity with JSON.</li> <li>Write clear documentation and user manuals for new features.</li> <li>Use JIRA for issue tracking and basic project management tasks.</li> <li>Use Confluence for knowledge sharing and documentation.</li> <li>Employ tools like Opensearch, Postman, and basic SQL for testing and data review.</li> <li>Leverage basic background in cash register systems for relevant QA tasks.</li> <li>Communicate effectively with cross-functional and developer teams.</li> <li>Support and resolve requests from other teams regarding features, products or systems.</li> <li>Analyze special tasks and provide QA insights and recommendations.</li> <li>Deliver presentations and training sessions about new features and product solutions to internal teams.</li> <li>Work in both English and German (proficiency in both is preferred).</li> </div><br><strong>What you need to be successful in this role: </strong><br><div> <li>Experience or