xAI is a small, high-impact team focused on building AI systems that help humanity understand the universe. The role seeks an exceptional iOS engineer to create delightful, high-performance mobile experiences, collaborate with AI researchers, and deploy state-of-the-art models globally.
Salary
USD 180,000 - 440,000
Requirements
Skills
Expert in Swift, with deep knowledge of UIKit and SwiftUI
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
Skilled in concurrency and reactive programming (Combine) for responsive, real-time apps
Built high-throughput integrations with APIs (REST, gRPC) or AI model outputs, ensuring seamless data flow
Capable of owning complex features end-to-end, from architecture to App Store deployment, with a focus on speed and scalability
Deep expertise in the Apple ecosystem and related development tools
Experience with Rust for backend components
Experience with AVFoundation for real-time audio processing
Track record of shipping standout apps or features within apps
Excel at delivering results swiftly, often in a fraction of the time others require
Sharp product sense, with an ability to empathize with users, anticipate their needs, and translate that into features that delight and deliver value
Responsibilities
Dream up and craft delightful, intuitive user experiences that redefine how people interact with AI on mobile
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 AI researchers and engineers to deploy state-of-the-art models globally
Technologies
SwiftUIKitSwiftUICombineRESTgRPCRustAVFoundation
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