Mr. Omar Assi is being provided an intermediate employment certificate by UNAS United Mobile Services GmbH. He worked as a Senior Android Engineer from August 2015 to February 2016. His main responsibilities included designing, implementing, and testing mobile payment applications and SDKs for Android environments. He also ensured high software quality, supported workshops and integration with partners, and took on additional responsibilities as Scrum Master for the team. The certificate was requested due to the departure of his manager, Mr. Köbler. Mr. Assi is highly recommended and thanked for his support in developing the company's activities.