Responsibilities : Software development of development tools & apps in wireless environment; Concepts and design of new software modules; Optimization and refactoring of existing software modules; Documentation and verification of the developed software; Requirements management; Collaboration in international project teams; requirements-expected : Degree in Computer Science, Software Engineering or comparable qualification; At least 2-3 years of professional experience in software development, focus on connectivity (BLE, WLAN) and development of tools & apps; Knowledge of development for embedded systems and mobile devices; Good knowledge of relevant protocols, framework libraries and standards in the field of connectivity; High knowledge programming languages C, C++ and Python; GIT & Polarion knowledge preferable; Knowledge of integrating BLE and WLAN functionalities into existing applications; Ability to create test cases and conduct tests to verify the connectivity and performance of developed tools and apps; Knowledge of troubleshooting and debugging connectivity issues; Experience working with international teams and projects would be advantageous; Flexibility and willingness to occasionally travel to international locations for projects or meetings; Fluent in English, German skills advantageous; offered : Great learning opportunity within modern Rn D department; Renumeration based on experience and skills; Tailor made onboarding and trainings programs; Friendly work atmosphere; Private health care, life insurance. benefits : private medical care sharing the costs of professional training & courses extra social benefits