Min D3, SI/IF, Proven software development experience? Proven working experience in iOS development? Have published at least one original iOS app? A deep familiarity with Objective-C or Swift? Experience working with remote data via REST and JSON? Experience with offline storage, threading, and performance tuning? Familiarity with cloud message APIs and push notifications? Experience with third-party libraries and APIs? Solid understanding of the full mobile development life cycle? Proficient understanding of code versioning tools, such as Git