Need to modify APIs & Integrate Restful API in Unity2d game

Hello client, I've just read your job post and much interested in your project. I have been specializing in mobile (native, hybrid) and web(frontend, backend) for 7+ years. I have been creating high quality and excellent iOS and Android apps using Swift, Objective-C, Java, Xamarin (Native & Form), React Native and Ionic(1-3). I have rich experiences in - On Demand System(UBER Style Booking, Food Delivery, Hotel Booking). - Sharing(Photo/Video/Large Scale Data), Dating Website/App. - E-Commerce Website, Cryptocurrency Website/App Building. - Health/Fitness App/Website, Spy App. - Guard Patrol and School Management System Based on NFC Read/Write- Live Streaming. - Geo-Location, GPS Tracking, GEO Fencing on GoogleMap. - Payment integration(PayPal, Stripe, Braintree, Peach, PayTabs, Western Union). - QR/Barcode Generate/Scan. - Responsive Mobile Web Building. - Bluetooth & Wifi App Building. - Social Media Integration(Facebook, Twitter, Linkedin, Google). - Api Integration(Firebase, Twillio, QuickBlox, AWS, Facebook, Google, Github, Timedoctor, Vimeo). - 3rd Party Services, Extension Required Functionality My Portflio link is : https://www.freelancer.in/u/sku5551ed6fd9643 With Regards, Sunil Kumar