Create an Android App- Crear una aplicación para Android

Bilingual App: Español- English I need people who have experience in application development , to develop a social networking application : It allowed to register with oauth , Google or Facebook, or independently It held shares of sending text messages and video calls between users . The main feature of the application have two types of messaging and voice-activated one another by writing. Voice activation : recognizes the user's voice and transforms text, it is sent with a voice command , or quit pressing a button. By writing the usual keyboard device , also available animated smilies . Video call as usual. The application should be developed on the platform firebase google .