An Adobe CC Media Encoder developer is responsible for managing, converting, compressing, and exporting multimedia files. They use Adobe's Media Encoder software to ensure that videos, audios, and graphics are in the right format, size, and quality for various platforms. They also perform batch processing, simultaneous encoding, and background rendering. They may also need to troubleshoot any issues that arise during the encoding process. Furthermore, they must stay updated with the latest technologies and trends in multimedia formats and compression standards. Their role is crucial in the post-production process of digital media content.