Sr. Mobile Android Engineer

xAI

USAFull-time$180k–$330k2026-11-06 → 2026-11-10

Core

Create intuitive and delightful Android user experiences, including polished pixels, animations, and interactions.

Role type

Senior IC mobile Android engineer

Builds

Production Android applications

Domain

Mobile, Android

Required skills

Kotlin, Jetpack Compose, Coroutines, Flow, Android Studio, Gradle, performance optimization, A/B testing, analytics, cross-platform development (iOS/web/backend)

Preferred skills

Large-scale app experience, product sense, technical trade-off analysis

Technologies

Android, Kotlin, Jetpack Compose, Coroutines, Flow, Android Studio, Gradle

Responsibilities

Build fast, highly performant systems; optimize application performance, stability, and reliability; drive technical and product decisions; collaborate with designers, backend, iOS, and web engineers; own product quality by running A/B tests and finding issues; take projects from idea through production release

Seniority

Senior, hands-on IC

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 emp