Senior Firmware Engineer

About the roleJoin Hinge Health’s Hardware Engineering team to build the firmware behind next-generation, highly integrated medical devices. Your work will help bring products from concept through production and support technology designed to reduce pain and improve the lives of our members.As a senior engineer, you’ll own a substantial firmware scope end to end, make technical decisions across prototyping, design, testing, and production, and work closely with electrical, mechanical, manufacturing, product, and design partners. You’ll help shape system architecture, strengthen the team’s engineering practices, and contribute to a small, capable group where ideas and ownership matter.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 AccomplishIn your first 3 monthsLearn the product architecture, firmware codebase, development workflows, and quality documentation practicesPartner with engineering and product peers to understand system requirements, design trade-offs, and integration needsTake ownership of a defined firmware feature or subsystem and establish an implementation and test planIn your first 6 monthsDesign, implement, and test firmware for your scope, building maintainable and testable embedded softwareIntegrate firmware with electrical, mechanical, and manufacturing systems; investigate issues across hardware and software boundariesImprove embedded build and test automation and support clear documentation for quality and regulatory needsIn your first yearLead a complex firmware scope or project from concept through development, integration, and production readinessGuide system architecture and technical trade-offs through prototyping, detailed design, testing, and production rampRaise the bar through design and code reviews, mentoring, and reliable engineering practicesWho You AreYou take ownership of complex technical work and can move between system-level decisions and implementation detailsYou work collaboratively across disciplines, communicate trade-offs clearly, and welcome feedback in design and code reviewsYou approach quality methodically, balancing development speed with robust testing and clear documentationYou enjoy mentoring other engineers and helping a small team deliver dependable productsBasic Qualifications5+ years of professional firmware or embedded software experience writing code for consumer electronics, medical devices, or other highly integrated embedded hardwareStrong experience with C in embedded systems, RTOS-based system architecture (such as Zephyr or FreeRTOS), low-level drivers, and hardware communication protocols such as I2C, SPI, or UARTExperience owning firmware for a project or subsystem from design through production, including technical planning, Python-based testing or automation, version control and embedded debugging workflowsPreferred QualificationsExperience developing medical devices or working in another highly regulated industry, such as aerospace or automotiveExperience using AI tools to develop firmware, including copilot or agentic workflowsExperience with Nordic nRF5x SoCs and the Nordic Connect SDKExperience developing with Bluetooth Low EnergyExperience designing bootloaders, firmware updates, or memory mapsExperience building embedded CI pipelines and automated hardware-in-the-loop testingExperience mentoring or technically guiding other engineersHinge Health Hybrid ModelWe believe that remote work and in person work have their own advantages and disadvantages, and we want to be able to leverage the best of both worlds. Employees in hybrid roles are required to be 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.About 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. Our AI-powered, human-centered care model spans MSK, pelvic health, gastrointestinal (GI), and migraine care. With over 60 partnerships with health plans, PBMs, and other ecosystem partners, Hinge Health is available to over 25 million people across more than 2,900 employers. The company is headquartered in San Francisco with additional offices in Montreal and Bangalore. Learn more at hingehealth.com.What 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 livePlanning for the future: Start saving for the future with our traditional or Roth 401(k) retirement plan options, which include a 2% company matchModern life stipends: Manage your own learning and developmentGrow with us: Access discounted company stock through our ESPP with easy payroll deductionsCulture & EngagementHinge Health is an equal opportunity employer and prohibits discrimination and harassment of any kind. We make employment decisions without regard 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 need assistance or an accommodation due to a disability, let us know by reaching out to your recruiter. By submitting your application, you acknowledge that we use your personal data as outlined in the personnel and candidate privacy policy.Co-authored with GleanBeware 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: $156K - $214.5KLocationSan Francisco-HQEmployment TypeFull timeLocation TypeHybridDepartmentRnDHardwareCompensation$156K – $214.5K • 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.