iOS Software Engineer, xAI
Ads Product
$180-440k
+ Equity
Office located in Palo Alto, CA
Building artificial intelligence
Be an early applicant
Building artificial intelligence
1001+ employees
Be an early applicant
$180-440k
+ Equity
Office located in Palo Alto, CA
1001+ employees
Company mission
To build AI systems that can help humanity understand the world better.
Role
Who you are
- Work ethic and strong prioritization skills are important
- All engineers are expected to have strong communication skills
- They should be able to concisely and accurately share knowledge with their teammates
- 5+ years of experience with Swift and Objective-C, with deep knowledge of SwiftUI and UIKit
- 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
- Skilled in concurrency and reactive programming (Combine) for responsive, real-time apps
- Built high-throughput integrations with APIs (REST, GraphQL) or backend systems, 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
What the job involves
- XAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge
- Our team is small, highly motivated, and focused on engineering excellence
- This organization is for individuals who appreciate challenging themselves and thrive on curiosity
- We operate with a flat organizational structure
- All employees are expected to be hands-on and to contribute directly to the company’s mission
- Leadership is given to those who show initiative and consistently deliver excellence
- We’re seeking an exceptional iOS Engineer to join our Ads team
- You’ll shape cutting-edge mobile experiences, blending technical mastery with a keen product sense to deliver experiences that resonate with users
- Dream up and craft delightful, intuitive user experiences that redefine how people interact with on mobile, balancing technical innovation with a deep understanding of user behavior and needs
- Obsess over every pixel, animation, and interaction, ensuring the experience feels magical, seamless, and purposeful—delivering joy and utility in equal measure
- Build blazing-fast, highly performant systems where every millisecond counts, while ensuring the product solves real user problems
- Drive technical and product decisions, collaborating with designers, engineers, and cross-functional teams to deploy innovative features globally, with an eye toward maximizing user impact
Application process
- After submitting your application, the team reviews your CV and statement of exceptional work. If your application passes this stage, you will be invited to a 15-30 minutes phone interview, during which a member of our team will ask technical questions. If you clear the phone interview, you will proceed to next steps:
- Coding challenge
- Ads Domain assessment
- Meet and greet with the wider team
- Our goal is to complete the process within one week. All interviews will be conducted in person when applicable
Our take
xAI is Elon Musk's venture into the world of artificial intelligence, and like all things Musk, it's going big. Its setting out to build AI that helps humanity understand the universe and its starting with Grok, its conversational AI chatbot already integrated into X (formerly Twitter). With access to real-time data and a powerful ecosystem of Musk-led companies, xAI is certainly pushing towards artificial general intelligence at serious scale.
Like all bold ventures, xAI has faced its share of controversy, from questions about regulation to the overlap across Musk's businesses. But fans are still seeing the bigger picture: an interconnected tech ecosystem where AI, social media, and space exploration feed into one another.
Recently, the company made headlines with its massive "Colossus" supercomputer project, powered by tens of thousands of Nvidia GPUs. While the data center's temporary power setup has faced environmental scrutiny, the scale of ambition is certainly undeniable. From launching tap-to-pay features on X to building one of the most powerful AI training systems on Earth, xAI is moving fast.
Steph
Company Specialist at Welcome to the Jungle
Company
Funding (last 2 of 4 rounds)
Jul 2025
$5bn
GROWTH EQUITY VC
Dec 2024
$6bn
SERIES C
Total funding: $17.1bn
Company benefits
- Health and wellness: Comprehensive health insurance including medical, dental, vision, and disability coverage
- Life and family: Life and AD&D insurance and fertility benefits to ensure our team’s well-being and peace of mind
- Flexible vacation: We work hard but avoid burn out. Take time off when you need it
- Visa sponsorship: We support international talent with visa sponsorship to join our team
- 401(k) plan: Retirement savings plan to secure your financial future
Company HQ
Downtown, Burlingame, CA
Leadership
Elon Musk
(Founder)Founder, Chairman, CEO, and CTO of SpaceX. CEO and Product Architect of Tesla. Chairman and CTO of X Corp, founder of the Boring Company, co-founder of Neuralink and OpenAI, and president of the Musk Foundation.
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