Manual QA Tester – Mobile Apps (f/m/x)

Nasze wymagania: At least 4 years of experience as a Manual QA Tester in mobile application projects Strong understanding of iOS and Android platforms, including platform differences and Flutter-specific behavior Hands-on experience in testing IoT or embedded solutions, including work with physical devices, sensors, or lab environments Ability to design and execute tests involving hardware–software interaction, boundary conditions, and real operating scenarios English proficiency at B2 level or higher, enabling effective communication and documentation Fluent Polish required Residing in Poland required O projekcie: We are looking for an experienced Manual QA Tester to join Sii and work on an advanced mobile solution delivered in cooperation with a global organization from the energy and smart technology domain. The project combines Flutter-based mobile applications, IoT, and real hardware testing, giving you rare exposure to how software directly impacts physical devices and real-world systems. This is a 100% on-site role in Wrocław, designed for professionals who value close collaboration with developers, hands-on lab environments, and fast decision-making without remote barriers. If you are looking for a stable, long-term QA role with real product impact, we are waiting to meet you! Zakres obowiązków: Perform manual testing of Flutter-based mobile applications integrated with IoT devices, covering functional, regression, exploratory, and device‑specific scenarios on iOS and Android Execute tests in lab and benchtop environments, including validation of data coming from sensors (e.g., temperature, pressure) and interaction with physical components Design and maintain test scenarios reflecting real operating conditions, boundary cases, and performance constraints of embedded and IoT systems Report, track, and verify defects with a strong focus on reproducibility, logs, device states, and hardware–software interaction Collaborate closely with developers, engineers, and QA stakeholders to validate fixes, analyze quality risks, and support fast iteration cycles Oferujemy: Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People