testing engineer,QA testerCommitted to building the next generation of 100% software-based mobile networks, combining DevOps with telecommunications expertise, ng-voice is creating innovative mobile infrastructure solutions and making them accessible for operators and enterprises that want to deploy future-proof networks.  As a member of our QA team, you will play a crucial role in shaping the quality of our products. Youll work with industry-standard tools, build your own test setups, and enhance our automation framework. Ideally, you have experience with telco test equipment and a solid understanding of IMS, LTE networks, and related protocols. To support our rapid growth, we are seeking a Quality Assurance Engineer (m/f/d) to join our team in Hamburg. In this role, you will work with technologies such as 4G, LTE, Transport networking, TCP/UDP, VoIP, and Video/IP protocols across various cloud platforms (Docker/Kubernetes).What you’ll do:  <ul><li>Participate in System Testing: You will play a key role in our system testing activities by planning, performing, and executing a variety of tasks using a balanced approach that includes exploratory, pre-planned, and automated testing across functional, non-functional, and load aspects.</li><li>Manual and Automated Testing: You will conduct both manual and automated testing of our IMS, working with real handsets and developing automated test cases using advanced simulation tools.</li><li>Problem Analysis and Debugging: You will be responsible for analyzing and debugging issues across multiple, complex solutions, ensuring the reliability and performance of our systems.</li><li>Automated Test Execution: You will write and execute automated tests utilizing our in-house framework, along with essential tools such as SIPp, IxLoad, and Seagull.</li><li>Quality Assurance and Regression Testing: You will take ownership of the product testing process, ensuring the quality and readiness of new features, as well as existing ones, through comprehensive regression testing.</li><li>Framework Development and Debugging: You will contribute to the development and debugging of our Python-based in-house testing framework, ensuring its effectiveness and reliability.</li><li>Process Improvement: You will continuously help to refine and adapt our testing processes, concepts, and solutions, driving innovation and efficiency in our quality assurance practices.</li></ul>Our Ideal New Colleague: <ul><li>Hands-on QA Experience: You have solid experience in Software Quality Assurance Engineering, with proficiency in both manual and automated testing.</li><li>Test Automation Expertise: You are passionate about and experienced in high-level test automation design and implementation, including load testing scenarios, end-to-end testing, and regression testing.</li><li>Test Environment Setup: You have experience in setting up and configuring both hardware and software test environments, ensuring they are optimized for testing.</li><li>Programming and Scripting: You are skilled in programming and scripting, particularly in Python and Bash.</li></ul>Nice to Have: <ul><li>Agile/Scrum Experience: You have experience working in an Agile/Scrum development environment.</li><li>Modern Testing Approaches: You are familiar with modern testing methodologies, such as context-driven testing, rapid software testing, and session-based testing.</li><li>Containerization: You have experience in developing and deploying software using containers, specifically with Docker and Kubernetes.</li><li>Telecommunications Expertise: You have experience in the telecommunications industry, particularly with signaling standards like SIP and Diameter.</li><li>Industry-Specific Tools: You have experience with industry-specific test environments and tools, such as SIPp, and API testing tools like Postman.</li></ul>A little more about our culture and why you should join; <ul><li>Work-Life-Balance is a priority: Flexible working that suits you - we live and breathe a hybrid remote culture and dont mind where and when you work    </li><li>We are committed to building a diverse team that represents a variety of backgrounds, perspectives, and skills in a traditionally not very diverse industry   </li><li>We offer you the culture of a fast-growing start-up with the maturity of an enterprise company</li><li>We are more interested in your experience and knowledge than formal degrees </li><li>Entrepreneurial culture and flat hierarchies   </li><li>Mobility benefit, fitness benefit, language class benefit and wellness benefit (for full-time employees)</li><li>Home office budget (for full-time employees)</li></ul>#LI-MCI