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OneH2, Inc. Logo

Display Developer

OneH2, Inc.

$80,000 - $95,000
Dec 15, 2025
Long Beach, CA, US
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OneH2 is looking to solve the problem of designing, developing, and maintaining advanced user interfaces and embedded display systems for their next-generation hydrogen products, blending software development with user-experience design to deliver intuitive, visually compelling, and high-performance displays for industrial and commercial environments.

Requirements

  • Strong C-Sharp development experience with a track record of building production-quality applications.
  • Proven UI/UX design and implementation skills, with a focus on usability and visual design principles.
  • Solid understanding of object-oriented programming, design patterns, and software development life cycle (SDLC).
  • Excellent problem-solving and debugging abilities.
  • C/C++ experience, especially in embedded or hardware-integrated environments.
  • Familiarity with RS485 or other serial communication protocols.
  • Experience with WPF, WinForms, or other C-Sharp UI frameworks for desktop and embedded devices.

Responsibilities

  • Architect, design, and implement interactive display software using C-Sharp as the primary language.
  • Develop and optimize embedded display applications, including communication over RS485 or similar serial protocols.
  • Integrate back-end logic with front-end graphical frameworks to ensure seamless functionality and responsive design.
  • Perform unit testing, debugging, and performance profiling to meet real-time and safety-critical requirements.
  • Prepare technical documentation, including design specifications and user guides.
  • Provide on-site support for deployments, troubleshooting, and upgrades.

Other

  • Collaborate with product managers, UX/UI designers, and hardware engineers to translate requirements into polished, user-friendly interfaces.
  • Must be able to travel as needed to customer sites and manufacturing facilities for installation, testing, and maintenance.
  • Ability to work on-site in Long Beach, CA and accommodate overtime or travel as needed.
  • Strong collaboration and communication skills to work cross-functionally with engineering, design, and operations teams.
  • All employees are required to undergo a drug screening and background check prior to employment.