Core Data, Performance Tuning, Objective-c, Push Notifications, Core Animation, Restful Apis, Swift, UI UX standards, offline storage, Benchmarking, iOS frameworks, Optimization, interface guidelines, cloud message APIs, Threading

Cocoapods, MVVM, Jira, Crashlytics, Firebase, Rest Api, Git, Uikit, Swift, RevenueCat, Lottie, WidgetKit, MoEngage, Spm, AVFoundation, SDWebImage

Cocoapods, MVVM, Dependency Injection, Mvp, Swift, observers