Want to join us Your profile Knowledge of Swift and experience Objective C would be an advantage; Experience working with MVC/MVVM/VIPER/MVP; Multithreading NSOperation & GCD; UI/UX UIKit using XIBs as well as Autolayout and code-based layout; Persistent Storage Native Core Data framework; Experience with networking frameworks and wrappers of NSURLSession with NSOperation for the chain requests; Experience with REST API WebSockets JSON RPC Experience with git flow Cocoapods; Background in Computer Science ( algorithms data structures etc ) Would be great if you have Experience in developing apps for blockchain Knowledge of decentralized systems Background in Software Engineering ( education/ experience in the field ) Soft skills Impeccable communication presentation and organizational skills Significant attention to details Maintain a positive attitude while giving and receiving constructive criticism to make improvements and take appropriate corrective actions; Honesty and ethic; Be open to changes ( positive or negative ) and to considerable variety in the work place; Willingness to take on responsibilities and challenges.