Embedded C / Firmware Developer

Embedded C & Firmware EngineerAbout the Role

We are seeking a talented Embedded C & Firmware Engineer to join our engineering team. In this role, you will design, develop, and maintain firmware for embedded systems, working on cutting-edge IoT devices and connected products. You'll collaborate with cross-functional teams to deliver reliable, efficient, and scalable embedded solutions.

Key ResponsibilitiesFirmware Development

• Design and implement firmware in C/C++ for microcontroller-based systems (ARM Cortex-M series, STM32, ESP32, or similar)
• Develop device drivers for peripherals including UART, SPI, I2C, ADC, timers, and GPIO
• Implement communication protocols such as MQTT, HTTP, CoAP, and Modbus
• Create bootloaders and over-the-air (OTA) update mechanisms
• Write clean, maintainable, and well-documented code following embedded best practices

System Integration

• Integrate sensors, actuators, and communication modules (cellular, LoRaWAN, BLE, Wi-Fi)
• Work with wireless communication technologies including LTE-M, NB-IoT, and 4G/5G modules
• Develop and optimize power management strategies for battery-operated devices
• Interface with external memory systems (Flash, EEPROM, SD cards)

Testing & Debugging

• Perform unit testing, integration testing, and system-level validation
• Debug firmware using JTAG/SWD debuggers, logic analyzers, and oscilloscopes
• Troubleshoot hardware-software integration issues
• Conduct power consumption analysis and optimization

Documentation & Collaboration

• Create technical documentation including design specifications and user guides
• Participate in code reviews and contribute to continuous improvement initiatives
• Collaborate with hardware engineers, software developers, and product managers
• Provide technical support for manufacturing and field deployment

Required QualificationsTechnical Skills

• Strong proficiency in C programming with 2+ years of embedded systems experience
• Solid understanding of microcontroller architectures and embedded systems fundamentals
• Proficiency with embedded development tools (IDEs, compilers, debuggers)
• Knowledge of communication protocols: UART, SPI, I2C, CAN, USB
• Familiarity with version control systems (Git)
• Understanding of hardware-software interfaces and datasheets

Problem-Solving

• Strong analytical and debugging skills
• Ability to read schematics and understand hardware designs
• Experience with multithreading, interrupt handling, and DMA
• Knowledge of memory management and optimization techniques

Professional Attributes

• Bachelor's degree in Electrical Engineering, Computer Engineering, or related field
• Excellent written and verbal communication skills
• Self-motivated with ability to work independently and in teams
• Strong attention to detail and commitment to code quality

Preferred Qualifications

• Experience with ARM Cortex-M microcontrollers (STM32, NRF, etc.)
• Knowledge of IoT cloud platforms (AWS IoT, Azure IoT, ThingsBoard)
• Experience with cellular modems (SIM7080G, SIM800, Quectel, etc.)
• Familiarity with low-power design techniques and battery management
• Experience with wireless protocols: LoRaWAN, Zigbee, BLE, Wi-Fi
• Knowledge of bootloader development and firmware update mechanisms
• Understanding of security best practices for embedded devices
• Experience with Python or other scripting languages for test automation
• Familiarity with CI/CD pipelines for embedded systems

Job Type: Full-time

Application Question(s):

• How many years of experience do you have working on programming microcontrollers

Experience:

• C/C++ : 2 years (Preferred)