Senior Firmware Engineer

Requirements

• Bachelor’s degree in Computer Science, Electrical Engineering, or equivalent experience, with 5+ years in embedded systems development
• Deep understanding of computer networking and firmware for data-intensive applications
• Strong expertise in C programming for embedded systems, with a solid grasp of memory management and real-time operating system principles
• Hands-on experience with connectivity modules (Wi-Fi, Bluetooth) and RTOS (FreeRTOS preferred)
• Proficiency in hardware-software interfacing, including protocols like GPIO, I2C, SPI, and JTAG
• Proficiency with troubleshooting tools (debuggers, Wireshark) and measurement equipment (multimeters, oscilloscopes, logic analyzers)
• Demonstrated expertise in debugging and rigorous testing to quickly identify and resolve complex issues
• Familiarity with version control, CI, and build systems
• (Desirable) Experience with ESP32 microcontrollers
• (Desirable) Working knowledge of cloud computing protocols (e.g., MQTT) and platforms like AWS (AWS CDK is a plus)
• (Desirable) Experience with cellular connectivity
• (Desirable) Excellent communication and interpersonal skills to foster a collaborative, team-oriented environment

What the job involves

• We're seeking a Senior Firmware Engineer to design, develop, and implement low-level firmware for our next-generation connected product
• You'll work closely with cloud services, mobile app, product and hardware teams to integrate Wi-Fi, Bluetooth, and other connectivity features seamlessly, while actively collaborating and contributing as a key team player
• Design and implement robust firmware on MCU platforms, ensuring support for wireless connectivity, data upload, OTA updates, sensor integration, and other core functionalities
• Develop and optimize communication stacks for Wi-Fi, Bluetooth, and other wireless protocols, ensuring reliable pairing, network configuration, and data exchange
• Write efficient low-level code that integrates with hardware peripherals (e.g., RF modules, sensors) using standard interfaces such as GPIO, I2C, SPI, and UART
• Apply best practices for error handling and performance optimization to support robust connectivity features
• Work closely with cross-functional teams to rigorously debug, test, and troubleshoot firmware, ensuring optimal performance, reliability, and security
• Engage actively with multidisciplinary teams, sharing insights and aligning on system-level requirements to drive cohesive project success
• Contribute to the deployment readiness of our systems for large-scale production
• Evaluate code from peers to maintain best practices in style, accuracy, and efficiency