Linphone Rebrand & Audio Integration

I need a seasoned Android engineer to fork the open-source Linphone project, apply my brand, and extend its audio capabilities. The visual refresh will cover the usual touch-points—logo, colours, name, icon and splash—so the finished APK feels fully ours rather than a generic Linphone build... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, Audio Engineering, Branding, Java, Mobile App Development, Objective C, UI / User Interface)