Customised application, to add multilanguage + google play to android mobile phones (Lenovo, ZTE, HTC, Alcatel, Coolpad)

Hello, i want to find a developer who can make (or modify) a application for rooted phones with Android, dual sim phones (Lenovo, HTC, ZTE etc.) to can add multilanguage and optional google play. I start that project before, with a developer from freelancer.com, but he disapear before finish project, so i know that this is posible, my developer make me one application who do what i need, but working just for one phone model, and i need a developer to modify for another phones models. The winner will receive the application that i have now, to can modify, if he need. Thank u very much