— Commercial iOS development experience: 2 year or more; — Good knowledge of OOP principles; — Good knowledge of MVC (MVVM, VIPER as a plus); — Understanding of software design patterns; — Experience with Swift and Objective-C; — Experience with Foundation, UIKit, GCD, Multi-threading,...

Strong knowledge and practice : -Network protocols, SOLID, DRY, REST, Patterns, Ruby, Rails, Popular Gems, SQL, HTML/CSS (HAML/SASS), JS, RVM, GIT, Linux