Android Engineer (UI Framework)

42dot•San Francisco, CA

13d•$172,000 - $237,800

About The Position

42dot is a mobility AI company committed to solving mobility challenges with software and AI. As the Global Software Center of Hyundai Motor Group, 42dot pioneers the future of mobility by advancing the development of software-defined vehicles. We develop safety-first, user-centric software-defined vehicle technologies that deliver the latest performance through continuous updates like smartphones. By advancing software and AI technology, 42dot envisions a world where everything is connected and moves autonomously through a self-managing urban transportation operating system. As an Android Engineer (UI Framework) at 42dot, you’ll be responsible for crafting seamless and responsive in-vehicle user interfaces built on top of Android Automotive OS (AAOS). You’ll work on creating and customizing UI components in applications and system UI such as text elements, buttons, checkboxes and other building blocks of the User Interface. This role requires deep knowledge of Android UI principles of building applications, experience with AOSP customization, and the ability to translate design intent into performant, production-ready code across a variety of vehicle form factors and screen types. You’ll collaborate with design, HMI, system, and platform teams to deliver beautiful, intuitive, and safety-conscious user experiences that define the next generation of in-vehicle interaction.

Requirements

Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or a related field
3–7+ years of experience in Android development, with at least 2 years focused on applications and UI customization
Strong knowledge of Android UI frameworks (Jetpack Compose and/or legacy Views) and rendering internals
Experience customizing AOSP System UI components and working within the Android framework layer
Familiarity with Android Automotive OS (AAOS) and in-vehicle UX constraints (distraction-optimized UI, multi-display, etc.)
Proficiency in Java, Kotlin, and working knowledge of AOSP build tools (repo, Soong, Make)
Understanding of embedded systems and resource constraints in automotive environments
Experience collaborating with cross-functional teams including designers, HMI teams, and system engineers
Strong communication and problem-solving skills
Passion for creating elegant and intuitive interfaces that improve mobility and safety

Nice To Haves

Experience with surface management, input handling, window manager customization, or OpenGL/RenderScript

Responsibilities

Create an SDK of customizable UX elements to build 1st and 3rd party applications and System UI.
Create a set of tools that imports designs from Figma or similar to the code management system and build process.
Implement UX flows for in-vehicle features such as Media, Settings, Dialer, SystemUI, etc.
Collaborate with UX/UI designers to bring advanced HMI concepts to life using Jetpack Compose or Android Views
Optimize UI responsiveness, animations, and rendering for embedded displays across varied hardware
Work with the Android framework team to define and extend system surfaces and services needed for vehicle integration
Contribute to multi-display handling, touch input tuning, and focus/navigation behavior for in-vehicle use cases
Debug and resolve UI performance, rendering, and compatibility issues across hardware variants
Participate in code reviews, design discussions, and HMI validation sessions
Keep up to date with Android UX/UI best practices and platform changes relevant to AAOS