webRTC + CallKit expert for ios

Hi, I am a developed iOS and Android app with 3+ years experience and i have used the auto layout for design, use the latest Swift language version for development and also fully knowledge of Objective C for iOS. I have create app using android studio and latest version of android. I have most experience in like, Ads integration-Application Improvement-Apple Map-Google Maps-Managing API-Web Services-Localizations-Custom keyboard-Other extension-Generate Notifications-SQL lite Database-Fabric-Realm Database-Material Design-Firebase-Responsive Screen-Firebase Integration,Upload iOS App to AppStore and Android app to playStore, Update your app, Convert Android app to iOS app and Bugs fixing, etc... And i will give 100% guarantee of results and try complete your work in minimum time period. I have total 33 project are completed in freelancing with best review of client. So can you send me your details of your requirements? Best regards Whollysoftware

I have integrated a Call feature that includes callkit to work even when application is not in background. full integration

Hi I Have solid experience in developing iOS Application,please look at my profile ,if you feel am suitable for your job please contact me.