MCU Firmware Engineer
Core
Design, develop, and debug real-time embedded firmware for IoT systems including gateways, lighting control, and environmental monitoring solutions.
Role type
MCU Firmware Engineer
Builds
IoT devices (gateways, lighting control, environmental monitoring)
Domain
Internet of Things (IoT), Embedded Systems
Deliverable
production ML models | product features
Required skills
C/C++ programming, Real-Time Operating Systems (RTOS), networking protocols (TCP/IP, IPv4, IPv6, HTTP, WebSockets, MQTT), memory management, interrupt handling, power management, Git version control
Preferred skills
Ethernet, Wi-Fi, BLE, Thread, UART, SPI, I2C, GPIO, ADC/DAC, PWM, RS485, custom communication protocols, CoAP, low-power design, sensor integration, OTA updates, bootloaders, secure provisioning, manufacturing test firmware, ESP-IDF, Silicon Labs Gecko SDK, Linux-based MCU co-processors
Technologies
FreeRTOS, Zephyr, ESP-IDF, Silicon Labs Gecko SDK, Linux
Responsibilities
Design and debug real-time embedded firmware; Maintain and optimize RTOS-based firmware; Collaborate cross-functionally with BSP, HW, ID, Backend, Mobile, FE, PM, and PA teams; Contribute to system-level architecture decisions; Document software architecture and test results; Perform code reviews; Troubleshoot and analyze firmware issues; Collaborate with QA and manufacturing for validation and calibration
