4+ years of IOS development.
Expert-level knowledge of Objective C/ Swift with at least 4+-years of experience developing IOS -based applications and/or products.
Knowledge of IOSs common software design patterns, including the ones needed to develop connected applications with high-performing UI.
Deep understanding of the internals of the IOS SDK. ( frameworks like UI kit, Cocoa touch , Core location, Core data )
Strong object-oriented design
Experience working with remote data via REST and JSON
Solid understanding of the full mobile development life cycle.