Enhance Smali Authentication Logic

I have already de-compiled an Android APK and now have the full smali tree ready for work. My next step is to introduce new backend functionality—specifically, a complete authentication & authorization layer—directly inside the existing smali code... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, Android SDK, Backend Development, Java, Mobile App Development, Mobile Development, Software Architecture)