Hark

Frontier UX Engineer

Hark
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9 hours ago
San Jose, CA, USASenior

Base Salary

$150k - $350k/yr

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.

Tech Stack

CC++FlutteriOSJetpack ComposeRustSwiftSwiftUI
Hark

About Hark

1-10 employees
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