swift - iOS - Xcode - MVC - MVVM - uikit - JSON - restful API - storyboard- xib - Zeplin - Auto Layouts - Swift - oop - Push Notifications - ARC - RXswiftt - RXcoca - Prototyping • Storyboarding Persona - User Research-UI Collaborative Design-wireframes - Information Architecture (IA) -making Heuristic evaluation -Sketching - UI testing - persona - create main goals objective- UI designer - prototype - lean - storyboard - card sorting, Photoshop, Sketch, UXPin