Senior Android (Kotlin) Engineer — Digital Signage / Embedded Media Platform (Contract) Job Title: Contract Senior Android (Kotlin) Engineer — Digital Signage / Embedded Media Platform Work Location: Remote, must be US based Reports to: Chief Architect Employment Type: 1099 Contract, 20 - 40 hours per week Salary: $100/hour Summary: We're building a digital signage platform that runs across Android, webOS, and Tizen devices, and we need a senior Android engineer with real embedded/signage experience to help us level it up. This is a 20-40 hour a week 1099 contract role. This role is not a full time opportunity at this time. The Work: Media playback, device management, content delivery, and platform reliability across a fleet of long-running devices. This is device platform engineering, not mobile app development. If you've built signage or smart TV software at scale — especially on signageos.io — please mention it up front in your proposal. Must-have Experience: Strong Android development in Kotlin Experience building for digital signage, smart TV, streaming devices, kiosks, or similar embedded media platforms Comfort with concurrency, async, multithreading, and debugging race conditions and memory issues Experience building for 24/7 device uptime Nice to Have: Experience with the signageos.io platform Android SoC work (Amlogic, Rockchip, Qualcomm, MediaTek) Media3 / ExoPlayer, hardware decoders, video playback pipelines webOS or Tizen MDM / fleet management, MQTT Performance tuning on constrained hardware