Firmware Engineer

Job Summary:

Firmware Engineer

Key Responsibilities:

• Design, develop and debug

  embedded firmware

  for microcontrollers and IoT devices.
• Implement and maintain low-level drivers and protocol stacks for interfaces like:

• I2C, SPI, UART, USB, PWM, ADC/DAC

• Integrate and optimize

  wireless connectivity protocols

  such as

  LTE,

  BLE, LoRa, Thread, NB-IoT

  etc.
• Collaborate with hardware engineers during board bring-up and ensure proper firmware-hardware integration.
• Optimize firmware for

  low power consumption

  , reliability, and real-time performance.
• Develop and support

  OTA update mechanisms

  , secure bootloaders and device provisioning.
• Write and maintain

  test scripts

  , diagnostics and system bring-up tools.
• Conduct hardware-level debugging using tools like oscilloscopes, logic analysers, JTAG, etc.
• Participate in

  code reviews,

  architecture discussions and preparation of design documentation.

Required Qualifications:

• Bachelors or Master’s degree in Electrical, Electronics or Computer Science Engineering.
• Minimum 2–5 years of hands-on experience in

  firmware development for embedded and IoT systems

  .
• Strong proficiency in

  C/C++

  for embedded systems.
• Deep understanding of

  hardware communication protocols

  : I2C, SPI, UART, USB etc.
• Experience with

  wireless protocols

  and

  IoT stacks

  (LTE, BLE, LoRa, MQTT, CoAP).
• Familiarity with

  RTOS-based

  or bare-metal firmware development.
• Experience with

  MCU/SoC platforms

  like MSP430, RL78, STM32, nRF52, NXP or similar.
• Proficient in debugging and validation using standard lab equipment and embedded tools.

Preferred Qualifications:

• Experience with secure firmware development (e.g., TLS, Secure Boot, hardware encryption modules).
• Familiarity with

  IoT cloud platforms

  (AWS IoT, Azure IoT, Google Cloud IoT).
• Understanding of

  firmware update mechanisms

  (OTA, DFU, FOTA).
• Exposure to Matter, Thread or other emerging IoT standards.
• Scripting knowledge (e.g., Python, Bash) for automation and test tooling.

Soft Skills:

• Strong analytical and debugging skills.
• Excellent verbal and written communication.
• Ability to collaborate effectively across firmware, hardware, software and production teams.
• Ownership mindset with attention to detail and quality.