Android Engineer

About xAI

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. 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.

We're seeking an exceptional Android engineer to join a small, high-impact team dedicated to creating the world's most valuable AI application, judged by the impact it delivers to users. You'll shape cutting‑edge mobile experiences, blending technical mastery with a keen product sense to deliver brilliance that resonates with users.

You will work on the most critical product or technical challenge at any given time.

An ideal candidate meets at least the following requirements:

• Proficient in Kotlin, Jetpack Compose and reactive programming.
• Has a strong product sense and high craft bar. Builds intuitive and delightful user experiences.
• Experienced in architecting modern large production apps while embodying technical excellence.
• Strong sense of ownership and agency. Able to put on multiple hats and take responsibility for large areas.
• Able to optimize for performance, stability and reliability.

Additionally, experience in any of the following may set you apart:

• A proven track record of shipping standout apps or features that demonstrate both technical excellence and exceptional product intuition.
• Deep expertise in the Android ecosystem and related development tools (Android Studio, Gradle, etc.).
• Rust for working with our backend components.

Location

You can work out of xAI’s London, SF, Palo Alto or NY office.

Interview 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 minute interview (“phone interview”) during which a member of our team will ask some basic questions. If you clear the initial phone interview, you will enter the main process, which consists of 2 technical interviews:

• Android coding assessment:
  Live coding to build a simple app using Jetpack Compose.
• Android hands‑on:
  Practical development session using starter code and external API.
• Meet and greet with the wider team.

Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, short & long‑term disability insurance, life insurance, and various other discounts and perks.

Interested in building your career at xAI? Get future opportunities sent straight to your email.