Add new feature in Android app

Hello, We want to add new module in Android and app developed in kotlin language. Its like Delivery module in ios app have already done everything and add chat module (third party SDK is already implemented in app but you have to connect with right place)/ screens will around 5-7 screens but mostly screens we can use from exiting module because we are using same flow like exiting module. and you will create 4-5 screens. Please write satisfied in starting of bid so that we can check you read all description and not robot bid. In this module we will use REST api all is developed and working fine. 10 - 14 APIs you have to implement in delivery module and user side (it already developed will add 2-3 screen ). if you want to check app then application is live on app store and play store so that you can give us right estimated for time and price . but please don't bid without check description and apps . App store link [login to view URL] Playstore link [login to view URL] From this link you can check work. - Work via Team Viewer - No source code will be send Thanks