xAI Sr. Mobile iOS Engineer at xAI responsible for building and improving the X iOS app with a focus on performance, user experience, and technical excellence. This role includes collaborating across teams and owning features end-to-end.
Responsibilities
Craft delightful, intuitive user experiences that redefine how people interact with the app
Obsess over every pixel, animation, and interaction, ensuring the experience feels magical and seamless
Build blazing-fast, highly performant systems where every millisecond counts
Drive technical and product decisions, collaborating with designers, backend, android and web engineers
Own the quality of the products you build - including running a/b tests, finding issues, and proactively making improvements
Be proactive in finding ways to improve the app - from user feedback and from your own daily experience on the app
Qualification
Deep expertise in iOS developmentExcel at delivering results swiftlyA sharp product sense
Required
5+ years of experience in Swift and UIKit
Preferred
Deep expertise in the Apple ecosystem and related development tools
Track record of shipping standout apps or standout features within apps
Deep expertise in iOS development, particularly with Swift. We seek individuals who operate at the highest levels of their craft
Excel at delivering results swiftly, often in a fraction of the time others require. Speed is a core value at SpaceXSI—we must act decisively to succeed
A sharp product sense, with an ability to empathize with users, anticipate their needs, and translate that into features that delight and deliver value
Proficient in performance optimization—memory, CPU, GPU—using low-level tools to deliver blazing-fast systems
Experienced in designing and shipping intuitive, pixel-perfect mobile UIs that redefine how users interact with UI’s
Skilled in concurrency and reactive programming (Combine) for responsive, real-time apps
