As a Senior Media Applications Engineer specializing in Objective-C and Cocoa, you will engage in both the design and implementation of novel software technologies. Your role will involve facilitating the adoption of these technologies by a diverse group of internal and external clients. You will be responsible for designing and implementing media playback, editing, and system UI APIs for use within your immediate organization and by other engineering teams. Additionally, you will collaborate closely with the user interface design team to implement system media UIs.