Job TitleRequired Skills:Proficient with Objective-C or Swift, and Cocoa TouchExperience with iOS frameworks such as Core Data, Core Animation, etc.Experience with offline storage, threading, and performance tuningFamiliarity with RESTful APIs to connect iOS applications to back-end servicesKnowledge of other web technologies and UI/UX standardsUnderstanding of Apple's design principles and interface guidelinesKnowledge of low-level C-based libraries is preferredExperience with performance and memory tuning with tools such as Instruments and Shark, depending on project needsFamiliarity with cloud message APIs and push notificationsKnack for benchmarking and optimizationProficient understanding of code versioning tools such as Git, Mercurial or SVNFamiliarity with continuous integration