Sergei D.

Hello, I'm a Senior Mobile Developer with a Master's Degree in Computer Science. I’ve completed projects like social networking and productivity apps. I prefer to use the latest technologies like Swift 5. Looking forward to creating perfect apps for iPhone X and Android! I'll be happy to work on your applications! Please be free to contact me. My main skills: • Swift/Objective-C/Unity 3D, Java/Kotlin, worked with every Swift version since introduction in 2014; • UIKit / Cocoa Touch, Foundation; • Parse and RESTful backend APIs integration, JSON parsing; • iCloudKit integration and usage; • CoreData for local storage, working with multiple contexts; • Alamofire networking library; • Kingfisher image loading and caching library; • StoreKit, Consumable / Non-Consumable In-App Purchases, Auto-Renewing Subscriptions, SwiftyStoreKit library; • Apple Maps and Google Maps integration; • Fabric / Crashlytics, Google Analytics; • Facebook login / sign up, Audience Network advertising;