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Senior Firmware Engineer

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Senior Firmware Engineer in USA new

  • Hinge Health
  • Full time
  • Email
  • San Francisco, CA

Responsibilities

  • Own firmware features and subsystems from requirements and architecture through implementation, testing, integration, production readiness, and ramp.
  • Design, implement, and test maintainable embedded software using C, RTOS-based architectures, low-level drivers, and hardware communication protocols.
  • Integrate firmware with electrical, mechanical, and manufacturing systems and investigate issues across hardware and software boundaries.
  • Develop firmware testing and automation in Python, improve embedded build and test automation, and support hardware-in-the-loop testing.
  • Guide system architecture and technical trade-offs through prototyping, detailed design, testing, and production.
  • Contribute to design and code reviews, mentor engineers, and improve engineering practices, documentation, and quality processes.

Requirements

  • 5+ years of professional firmware or embedded software experience with consumer electronics, medical devices, or other highly integrated embedded hardware.
  • Strong experience with C in embedded systems, RTOS-based system architecture such as Zephyr or FreeRTOS, low-level drivers, and I2C, SPI, or UART protocols.
  • Experience owning firmware for a project or subsystem from design through production, including technical planning, Python-based testing or automation, version control, and embedded debugging workflows.
  • Preferred experience includes medical devices or regulated industries such as aerospace or automotive.
  • Preferred experience includes AI-assisted firmware development, Nordic nRF5x SoCs, Nordic Connect SDK, Bluetooth Low Energy, bootloaders, firmware updates, memory maps, embedded CI pipelines, automated hardware-in-the-loop testing, and mentoring or technically guiding engineers.

Benefits

  • Hybrid employees are required to work in the office 3 days per week for the full 8 hours of a typical business day; the San Francisco office has a dog-friendly workplace program.
  • Comprehensive medical, dental, and vision coverage, plus gender-affirming care, family and fertility planning tools, and healthcare travel reimbursements.
  • Traditional or Roth 401(k) options with a 2% company match.
  • Learning and development stipends.
  • Discounted company stock through an ESPP.

Salary: $156k - $215k/yr

Hinge Health

Hinge Health is transforming healthcare delivery for musculoskeletal conditions through an AI-powered, human-centered care model. By combining advanced technology with personalized, evidence-based care, Hinge Health helps individuals manage pain and recover from injuries efficiently, serving over...

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