John N.

I am a Mobile App Developer (Native, Flutter). - Build and create mobile products in Objective-C or Swift, Flutter - Collaborate with UX, design, and developers to build amazing guest experiences. - 5+ years of iOS application development expertise in a professional environment. - Knowledge of Objective-C, UIKit, Core Data, etc. - Adept at using Cocoa to build beautiful interfaces in concert with a strong, working understanding of Core Data. - Experience working with REST API web services. - Payment: IAP (In-App Purchase), Momo, ZaloPay, VNPay, VTPay, ... - Media: Live streaming (RTMP), Video call (Web RTC), DRM (Fairplay Streaming) - Knowledge of Object Orientated Programming and associated concepts. - Shipped at least 5+ apps to the App Store, with experience in the app approval process. - Well-versed and active user of GitHub, Bitbucket. MY WORK IS HERE : - [login to view URL] - [login to view URL] - [login to view URL] PORTFOLIO: [login to view URL]