Frontier UX Engineer

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Frontier UX Engineer in USA

Hark
Full time
Email

USA
09/05/2026
Report

San Jose, CA

Responsibilities

Translate design specifications, use cases, and rough ideas into features from early prototypes through production.
Push software across multiple layers to close the gap between the desired design language and current platform capabilities.
Advise designers on system capabilities early enough to influence design decisions.
Shape UI runtime and system architecture based on requirements from real designs.
Own end-to-end user experience development alongside design, firmware, and hardware partners.

Requirements

8+ years of professional UI software development experience.
Experience working inside or closely with a design team.
Ability to rapidly prototype and build realistic interactive prototypes in days.
Deep runtime knowledge of at least one major UI framework, such as UIKit, SwiftUI, Core Animation, Jetpack Compose, Flutter, or a web-based rendering engine.
Direct experience with or exposure to embedded systems or operating system work, including system daemons, IPC, HAL, drivers, or firmware.
Proficiency in at least one of C, C++, Rust, or Swift, with the ability to trace code across language and process boundaries.
Ability to work with incomplete information in uncharted problem spaces while driving quality and results.
Preferred experience shipping system-level UI applications or UI frameworks and graphics stacks on iOS or Android.
Preferred experience contributing to widely adopted open-source UI libraries.
Preferred experience using Figma, Origami, Rive, or Principle and turning design outputs into production animations.
Preferred experience building UI design tools such as component libraries, visual or node-graph editors, or interactive prototyping environments.
Preferred experience building interfaces driven by voice, vision, sensors, or ML models, including interfaces generated by an AI agent at runtime.

Benefits

Full-time position with a US base salary range of $150,000-$350,000 annually.
Total compensation may include additional components and benefits depending on the specific role.

Salary: $150k - $350k/yr

Hark

Hark is a forward‑thinking technology firm that empowers businesses to harness the power of data-driven insights and automation. By blending cutting‑edge analytics with intuitive user experiences, we help organizations streamline operations, unlock new growth opportunities, and stay ahead in a ra...

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