Firmware Engineer
Company: R-Zero
Location: San Francisco
Posted on: April 30, 2024
Job Description:
Role Overview
As a Firmware Engineer, you will play a crucial role in developing
and maintaining firmware for microcontrollers used in our
IoT-connected products. Leveraging your expertise in embedded
systems, firmware development, and IoT connectivity, you will work
closely with cross-functional teams to design, implement, and test
firmware solutions. Your contributions will ensure the reliability,
security, and seamless integration of our products within our IoT
ecosystem.
This is a hybrid work-location position, with a minimum of one to
two days per week spent in our San Francisco and Menlo Park
offices.
Responsibilities
- Firmware Development: Design, develop, and implement embedded
software solutions for microcontrollers, with a focus on IoT
connectivity, ensuring efficient, reliable, and maintainable
code.
- IoT Connectivity: Use industry-standard protocols and products
- such as MQTT, AWS IoT, Timescale and Grafana - gather and act on
data from fielded devices.
- Device Communications: Work with Bluetooth Low Energy (BLE),
WiFi, and LTE modems, to enable seamless communication between IoT
devices, gateways, and cloud platforms.
- Testing and Debugging: Conduct thorough unit and integration
testing of firmware, identify and resolve software defects, and
optimize device performance.
- Code Maintenance: Lead code reviews, debugging and bug fixes
efforts.
- IoT Cloud Integration: Collaborate with teams to integrate IoT
devices with cloud platforms, particularly with AWS IoT and AWS
Lambda, to enable data processing, storage, and device
management.
- Documentation: Prepare documentation as needed including
software design specifications, technical manuals, and user guides
to facilitate firmware development and maintenance.
- Performance Optimization: Identify bottlenecks and optimize
firmware code to improve overall system performance, memory
utilization, and power efficiency within the context of IoT
applications.
- Field Support: Provide technical support and troubleshooting
assistance to resolve issues related to firmware and IoT device
functionality when deployed in the field. Collaborate with field
engineers and customers to diagnose and resolve software-related
problems, ensuring timely resolution and customer satisfaction.
Requirements
- Bachelor's or Master's degree in Computer Science, Electrical
Engineering, or a related field.
- Proven experience (8+ years) in embedded software development,
with a focus on firmware development for microcontrollers.
- Strong proficiency in low-level programming languages such as
C.
- In-depth knowledge of microcontroller architectures,
peripherals, and interfaces.
- Hands-on experience with embedded systems, real-time operating
systems (RTOS), and real-time applications.
- Familiarity with debugging tools, emulators, and oscilloscopes
for hardware/software troubleshooting.
- Experience with software version control systems and
issue-tracking tools.
- Excellent problem-solving skills and the ability to work in a
fast-paced, collaborative environment.
- Strong communication skills to effectively convey technical
concepts and collaborate with multidisciplinary teams.
Additional Valuable Skills
- Experience with IoT connectivity protocols (e.g., MQTT, HTTP)
and frameworks.
- Experience working with STM32 and ESP32
microcontrollers.
- Familiarity with device bootloaders and over-the-air firmware
updates.
- Familiarity with LTE modems for IoT communication.
- Familiarity with AWS IoT and AWS Lambda for cloud
integration.
- Familiarity with Python
- Experience with C or C++ build system tools (e.g.
CMake).
- Experience working with distributed teams
The salary range for this position will vary based on candidate
level, experience, and location. The base salary for this position
contemplates a range of $150,000 - $200,000. Certain roles may be
eligible for incentive compensation, equity, and benefits. Proof of
eligibility to work in the United States and a background check is
required upon employment.
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Keywords: R-Zero, Hayward , Firmware Engineer, Engineering , San Francisco, California
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