iOS Engineer, Applied Foundations
Core
Building core mobile experiences and reusable iOS foundations for user identity, account management, family features, payments, and safety across OpenAI's global apps.
Role type
Senior iOS Engineer (Applied Foundations)
Builds
Shared iOS frameworks, primitives, and client-side systems for account, trust, and commerce flows used across OpenAI's mobile ecosystem.
Domain
Consumer AI / Mobile Infrastructure
Deliverable
production ML models | product features | infrastructure
Required skills
Swift, Apple development ecosystem (Xcode, UIKit, SwiftUI), complex client-side system architecture, performance optimization, security implementation, testing framework design, cross-functional collaboration.
Preferred skills
Experience building high-quality production iOS applications at scale, owning business-critical mobile systems end-to-end, deep architectural tradeoff analysis.
Technologies
Swift, Xcode, UIKit, SwiftUI
Responsibilities
Build and ship new iOS experiences showcasing AI capabilities; optimize app performance, reliability, and responsiveness at global scale; design and maintain shared iOS frameworks for account, trust, and commerce flows; establish robust testing frameworks and refine app architecture; collaborate with product, design, research, and backend teams; provide technical leadership to shape the future of the iOS platform.
Seniority
Senior, hands-on IC