Firmware Engineer II

About the role Hinge Health is seeking a Firmware Engineer to join our Hardware Engineering team. In this role, you will play a key part in designing and developing our next-generation hardware products.

As a junior-to-mid-level engineer, you will work on diverse projects, driving firmware / embedded software for highly integrated medical devices. You will work cross-functionally with electrical, mechanical, and manufacturing teams to bring products from concept through production.

The ideal candidate is excited about solving real problems with hardware – your work will have a direct impact on reducing pain and improving the lives of our millions of members. In joining our HW group within the broader R&D organization, you will be part of a highly capable, motivated, small team where your contributions and ideas truly matter.

What you’ll accomplish

Develop firmware for highly integrated embedded devices that are loved by our members and make a real positive impact

Work at all stages of the product development process, from exploration and prototyping to detailed design, testing, and ramping to mass production

Collaborate closely with electrical, mechanical, and senior firmware engineers on system architecture and integration

Ensure design quality and meeting medical device regulatory requirements with clear documentation and robust testing

Support Dev Ops for embedded software, including automation of building and testing code

Keep abreast of the latest developments in AI and leverage the tools in a way that makes sense for firmware

Basic qualifications2+ years of professional experience in Firmware or Embedded Software, writing code for consumer electronics, medical devices, or other highly integrated embedded hardware

Strong expertise with C in a firmware / embedded systems context

Proficient with low-level drivers (ADC, PWM, etc.) and communication protocols (I2C, SPI, UART, etc.)Proficient in Python for creating tools for firmware testing and task automation

Experience developing in a team environment using version control (Git) and with embedded development tools and workflows (setting up build systems, J-Link, debugging)
Familiarity with Electrical Engineering design – You can read datasheets and schematics, or deep dive with an EE to do a pin/peripheral allocation for an MCUCompetency with standard lab equipment such as oscilloscopes, logic analyzers, multimeters, and power supplies

Preferred qualifications

Experience working in medical device development or, alternatively, within another highly regulated industry (aerospace, automotive, etc.)Experience developing firmware with the help of AI, both as a copilot and in agentic mode Experience developing with an RTOS, especially Zephyr

Experience with Nordic nRF5x SoCs and the Nordic Connect SDKExperience with Bluetooth LEExperience with bootloaders, firmware update, and managing memory maps Familiarity with Dev Ops for embedded – CI pipelines (Git Hub Actions, Git Lab CI) and automated testing with hardware-in-the-loop (HIL) setups

About Hinge Health At Hinge Health, we’re using technology to scale and automate the delivery of healthcare – starting with musculoskeletal (MSK) conditions, which affect over 1.7 billion people worldwide. With an AI-powered human-centered care model, Hinge Health leverages cutting-edge technology to improve outcomes, experiences and costs to help people move beyond their pain.

The platform addresses a broad spectrum of MSK care – from acute injury, to chronic pain, to post-surgical rehabilitation – through personalized, evidence-based care. As the preferred partner to 50+ health plans, PBMs and other ecosystem partners, Hinge Health is available to over 20 million people across more than 2,550 employers. The…