Senior / Principal Firmware Engineer – Medical Device Startup
Location : San Mateo, CA (Hybrid : ~3-4 days onsite)
Type : Full-time | Early-Stage Medical Device Incubator Startup, Round B Funding
About the Role
Join a venture-backed medical device startup developing breakthrough implantable structural heart technology . We’re growing fast and seeking a Senior or Principal Firmware Engineer to lead embedded development for our flagship active-implantable system . You’ll work closely with electrical, mechanical, and systems engineers to bring a first-in-class implantable product from concept to clinic.
What You’ll Do
- Own architecture and development of embedded firmware for implantable and external device systems.
- Design, code, and test real-time embedded software (C / C++) on ARM microcontrollers.
- Drive board bring-up, debugging, and hardware / firmware integration.
- Develop communication interfaces (SPI, I2C, UART, BLE).
- Build test and verification tools to meet medical device standards (IEC 62304, ISO 13485).
- Collaborate cross-functionally and help define best practices for firmware development.
What You Bring
B.S. / M.S. in EE, CE, or related field.7-10+ years of hands-on embedded firmware experience.Expert in C / C++ , RTOS , and low-level embedded systems.Must Have medical device product development experience (preferably Class II / III medical devices).Strong debugging, documentation, and teamwork skills.Bonus : Experience with implantable devices, low-power telemetry, or BLE.Why You’ll Love It
High-impact role in a core founding engineering team .Direct influence on architecture and design decisions .Competitive salary + bonus + early equity .Work on technology that will change patients’ lives .Flexible, hybrid work model and a mission-driven team culture.Local Candidates Preferred
H1B Candidates & Visa Transfers acceptable