Firmware Engineer II

About the roleHinge 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 accomplishDevelop firmware for highly integrated embedded devices that are loved by our members and make a real positive impactWork at all stages of the product development process, from exploration and prototyping to detailed design, testing, and ramping to mass productionCollaborate closely with electrical, mechanical, and senior firmware engineers on system architecture and integrationEnsure design quality and meeting medical device regulatory requirements with clear documentation and robust testingSupport DevOps for embedded software, including automation of building and testing codeKeep abreast of the latest developments in AI and leverage the tools in a way that makes sense for firmwareBasic qualifications2+ years of professional experience in Firmware or Embedded Software, writing code for consumer electronics, medical devices, or other highly integrated embedded hardwareStrong expertise with C in a firmware / embedded systems contextProficient 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 automationExperience 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 suppliesPreferred qualificationsExperience 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 modeExperience developing with an RTOS, especially ZephyrExperience with Nordic nRF5x SoCs and the Nordic Connect SDKExperience with Bluetooth LEExperience with bootloaders, firmware update, and managing memory mapsFamiliarity with DevOps for embedded – CI pipelines (GitHub Actions, GitLab CI) and automated testing with hardware-in-the-loop (HIL) setupsAbout Hinge HealthAt 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 company is headquartered in San Francisco with additional offices in Montreal and Bangalore.Learn more at You'll Love About UsInclusive healthcare and benefits: On top of comprehensive medical, dental, and vision coverage, we offer employees and their family members help with gender-affirming care, tools for family and fertility planning, and travel reimbursements if healthcare isn’t available where you live.Planning for the future: Start saving for the future with our traditional or Roth 401k retirement plan options which include a 2% company match.Modern life stipends: Manage your own learning and development with dedicated stipends.Culture & EngagementHinge Health is an equal opportunity employer and prohibits discrimination and harassment of any kind. We make employment decisions without regards to race, color, religion, sex, sexual orientation, gender identity, national origin, age, veteran status, disability status, pregnancy, or any other basis protected by federal, state or local law. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.We provide reasonable accommodations for candidates with disabilities. If you feel you need assistance or an accommodation due to a disability, let us know by reaching out to your recruiter.By submitting your application you are acknowledging we are using your personal data as outlined in thepersonnel and candidate privacy policy.Beware of Phishing Attempts: We've noticed an increase in phishing where fraudsters impersonate employees and send fake job offers to steal sensitive information. We'll never ask for financial details during the hiring process and only use "@hingehealth.com" emails. If you receive a suspicious offer, stop communication and report it to the US FBI Internet Crime Complaint Center. To verify an email from our recruiting team, forward it to View email address on click.appcast.io Range: $126.4K - $189.6KLocationSan Francisco-HQEmployment TypeFull timeLocation TypeHybridDepartmentRnDHardwareCompensationTier 1$126.4K – $189.6K • Offers EquityThis position will have an annual salary, plus equity and benefits. Please note the annual salary range is a guideline, and individual total compensation will vary based on factors such as qualifications, skill level, and competencies.