iRhythm Technologies, Inc. · 5 hours ago
Firmware Engineer II
San Francisco, CA
Full-time
Hybrid
Mid Level
$104K/yr - $156K/yr
3+ years expiRhythm Technologies, Inc. is a leading digital healthcare company focused on cardiac health solutions. They are seeking a self-motivated Firmware Engineer II to be involved in developing medical firmware for devices that assist over 2 million patients annually, including responsibilities such as prototyping, feature development, and maintaining code in a regulated environment.
Health CareHealth DiagnosticsMedical DevicemHealthWearables
Responsibilities
Prototyping of new concepts
Development of features
Unit testing
Issue investigations
Code maintenance
Peer code review
Documentation with coworkers
Qualification
Required
Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering or a related field required
Proficient in C
At least 3 years of work experience, ideally in a regulated environment required (FDA preferred)
Experience interacting with software debugging in an embedded environment
Experience controlling microprocessor hardware such as digital I/O, timers, ADCs, UARTs, low power modes, etc
Comfortable using oscilloscopes, multimeters, power supplies, etc
Comfortable reading hardware datasheets
Excellent communication skills, both verbal and written
Excellent analytical and problem-solving skills
Familiarity with version control systems (git), and release methodologies
Disciplined and detail-oriented; experience delivering robust, readable code
Open and helpful attitude when co-workers could benefit from assistance
Preferred
Familiarity with BLE chipsets from vendors such as Nordic Semiconductor and Texas Instruments
Familiarity with a real-time event framework such as QP Framework
Familiarity with AT-commands of cellular LTE modules
Familiarity with low-power microcontroller design
Familiarity with MISRA or other coding standards
Company
iRhythm Technologies, Inc.
iRhythm is a leading digital health care company that creates trusted solutions that detect, predict, and prevent disease.
1001-5000 employees
H1B Sponsorship
iRhythm Technologies, Inc. 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 (7)
2024 (13)
2023 (10)
2022 (9)
2021 (16)
2020 (11)
Funding
Current Stage
Public CompanyTotal Funding
$1.18BKey Investors
BraidwellNovo HoldingsNorwest
2024-03-04Post Ipo Debt· $643.6M
2020-08-21Post Ipo Secondary· $220M
2019-09-11Post Ipo Equity· $115M
Leadership Team
Quentin Blackford
Chief Executive Officer
Mark Day
Chief Technology Officer
Recent News
GlobeNewswire
2025-12-08
Company data provided by crunchbase