As the title says, we just need some one to install ffmpeg quickly, we'll pay $5 for this. it shouldn't take more than a few minutes.
5 фрилансеров(-а) подали заявки на эту работу; средняя заявка - $14
Simple job, as long as there's SSH access there shouldn't be an issue, also what OS are you running that you need it installed on? Shouldn't take anymore than 15 mins via CLI.