Mobile iOS Engineer
SpaceXAI builds frontier AI models and products including the Grok conversational assistant and a multimodal developer API.
Funding history
About SpaceXAI
SpaceXAI is a US-based AI company focused on accelerating scientific discovery and understanding the universe through reasoning, voice, image, video, and generative AI systems. Formerly xAI, it was acquired by SpaceX effective February 2, 2026, while continuing to operate the x.ai site and services.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will create intuitive, pixel-perfect mobile experiences for AI users. You will build performant iOS systems, own complex features from architecture through App Store deployment, and collaborate on technical and product decisions to bring AI models to users worldwide.
Requirements
- Swift expertise
- Deep knowledge of UIKit and SwiftUI
- Performance optimization across memory, CPU, and GPU
- Mobile UI design and delivery
- Concurrency and reactive programming with Combine
- REST or gRPC API integration
- End-to-end feature ownership from architecture to App Store deployment
Responsibilities
- Design intuitive mobile user experiences for AI interactions
- Refine pixels, animations, and interactions for seamless usability
- Build highly performant mobile systems
- Drive technical and product decisions
- Collaborate to deploy AI models globally
Benefits
- Equity
- Comprehensive medical coverage
- Vision coverage
- Dental coverage
- 401(k) retirement plan
- Short-term disability insurance
- Long-term disability insurance
- Life insurance
- Discounts and perks