Eko Health · 1 month ago
Senior Staff Firmware Engineer
Emeryville, CA
Full-time
Hybrid
Senior Level, Lead/Staff
$199K/yr - $222K/yr
10+ years expEko Health is dedicated to providing healthcare professionals with leading digital tools for cardiopulmonary disease detection. As a Senior Staff Firmware Engineer, you will design and develop embedded firmware for digital stethoscopes, collaborate with cross-functional teams, and optimize firmware performance within regulatory requirements.
Artificial Intelligence (AI)Health CareHealth DiagnosticsMachine LearningMedical DevicemHealthSoftware
Responsibilities
Design develop and test embedded firmware for next-generation digital stethoscopes
Maintain and enhance firmware for currently shipping products
Quickly learn existing codebases and extract learnings for future development
Collaborate with other firmware developers on architectural decisions, code standards, and system design for a cohesive product portfolio
Architect real-time systems using FreeRTOS and other embedded operating systems
Optimize firmware for code size, RAM usage, and execution efficiency based on system constraints
Develop and maintain device drivers for peripherals including audio amplifiers, PMICs, displays, sensors, and communication interfaces
Implement Bluetooth Low Energy communication stacks and custom characteristics
Transform loosely-defined product concepts into working prototypes, iterating rapidly with the product team to refine specifications
Collaborate with electrical engineers on component selection, schematic review, and system architecture decisions
Conduct code reviews, establish firmware best practices
Navigate medical device regulatory requirements and contribute to design control documentation
Qualification
Required
10+ years of embedded firmware development experience
Deep expertise in C/C++ for embedded systems
Proven experience with FreeRTOS, Zephyr, or similar embedded RTOS environments
Strong understanding of embedded system optimization: code size, RAM footprint, and CPU cycle management
Experience developing bare-metal drivers for I2C, SPI, UART, I2S, and other communication protocols
Solid knowledge of Bluetooth Low Energy (BLE) stack implementation and custom GATT service development
Experience with ARM Cortex-M microcontrollers (or similar embedded architectures)
Proficiency with embedded debugging tools (JTAG/SWD debuggers, logic analyzers, oscilloscopes)
Understanding of power management strategies for battery-operated devices
Experience working from electrical schematics and datasheets to implement hardware interfaces
Preferred
Experience in medical device development (FDA regulated environments, IEC 62304, design controls)
Background in consumer electronics or consumer medical devices
Knowledge of digital signal processing (DSP) implementation on embedded platforms
Experience with audio signal processing or acoustic measurement systems
Familiarity with wireless certification processes (FCC, CE, Bluetooth SIG)
Understanding of hardware component sourcing, bill of materials (BOM) optimization, and design for manufacturing (DFM)
Experience with Python or other scripting languages for test automation and tooling
Previous work in startup environments
Contributions to open-source embedded projects
Benefits
Paid-time off
Medical/Dental/Vision, Disability + Life Insurance
One Medical membership
Parental Leave
401k Matching
Flexible schedules
Wellness programs (Wellness Wednesdays, Time off)
Wellness perks (Headspace, Ginger, Aaptiv, Physera)
Learning and Development stipend
Company
Eko Health
Eko Health is a digital health company providing digital stethoscopes and an AI detection platform for diagnosing heart and lung diseases.
51-200 employees
H1B Sponsorship
Eko Health has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (2)
Funding
Current Stage
Late StageTotal Funding
$173.2MKey Investors
National Institutes of HealthArtis VenturesDreamit Ventures
2024-06-05Series D· $41M
2022-09-20Grant· $2.7M
2022-03-22Series C· $30M
Leadership Team
Connor Landgraf
Co-founder & CEO
Tyler Crouch
Co-Founder & Lead Product Architect
Recent News
Research and Markets
2025-12-02
Company data provided by crunchbase