Hands-on experience designing and building mobile applications on iOS using XCode; including the deployment of the application in the app store

Strong proficiency in Viper

Proficient with Objective-C or Swift (depending on project requirements), and Cocoa Touch

Experience with iOS frameworks such as Core Data, Core Animation, etc.

Experience with offline storage, threading, and performance tuning.

Familiarity with RESTful APIs to connect iOS applications to back-end services

Knowledge of other web technologies and UI/UX standards.

Understanding of Apple’s design principles and interface guidelines