or apply directly on Fellow's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 12 days Fellow's roles stay open a median of 24 days
- Reposted
- No
- Salary listed
- No 67% of Fellow's roles list one
- Ghost-job risk at Fellow
- moderate 5 stale, 0 reposted of 15 open
- Hiring momentum
- 18 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-09-17
Measured from postings appearing on and disappearing from Fellow's own greenhouse board since 2026-08-03. Full hiring picture for Fellow.
About this role
As a Firmware Engineer at Fellow, you will design, develop, and maintain firmware for IoT products, ensuring robust performance from the factory to the end-user. Your role involves hands-on debugging, collaborating with cross-functional teams, and supporting factory operations in Shenzhen or Guangzhou. You will continuously improve the firmware codebase and assist in new-device development, while also addressing production issues and enhancing engineering practices.
- benefits
- 5/5
- freshness
- 4/5
- career value
- 4/5
- role clarity
- 5/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Fellow as an employer.
What you need
- 5+ years of embedded firmware development experience
- Strong C/C++ and Python skills
- Production experience with RTOS-based systems, preferably FreeRTOS
- Experience with STM32 or comparable microcontrollers
- Strong peripheral-driver experience, including I2C, SPI, UART, ADC/DAC, interrupts, timers, and DMA
- Experience designing state machines, concurrency controls, synchronization, and fault-handling behavior
Nice to have
- Experience with ESP32, Bluetooth, Wi-Fi, device provisioning, or mobile-device communication
- Experience with embedded UI frameworks and displays
- Familiarity with PID control, sensors, motors, heaters, and other electromechanical systems
- Consumer electronics, appliance, or connected-device experience
- Experience with automated firmware testing, simulation, hardware-in-the-loop testing, or QEMU
What you get
- Competitive compensation including employee equity plan
- Generous paid time off plan
- 401k with company contribution after 6 months of employment
- Medical/dental/vision insurance
- Better Yourself Wellness credit & Better Your Community donation matching
- Monthly Fitness Stipend
Worth weighing
- Salary range is 35,000 - 45,000 RMB monthly plus bonus & equity, which may vary based on experience and other factors
- Role requires collaboration across time zones, which may affect work-life balance
- Hands-on factory support may involve travel and onsite work in Guangdong areas
Summarised from Fellow's posting. Read the full original.
Listed by Fellow on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.
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