IoT Firmware Engineer - Wireless Systems & Bootloaders

AZTECH TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

AZTECH TECHNOLOGIES PTE. LTD. seeks a Firmware Engineer to design, develop, and troubleshoot embedded firmware for wireless and IoT products. You will work closely with hardware engineers to ensure smooth integration and testing across multiple interfaces.

The ideal candidate has strong C/C++ skills for embedded systems, experience with embedded Linux, and familiarity with Wi-Fi, Zigbee, Bluetooth, and IoT concepts. A hands-on, problem‑solving mindset is essential.

Qualifications

• Diploma or degree in Electronic Engineering or Computer Science required.
• Solid programming skills in C/C++ for embedded systems.
• Experience with embedded Linux and drivers.
• Familiar with wireless protocols and IoT concepts.
• Hands-on with ARM-M/ARM-A architectures and firmware updates.

Responsibilities

• Design, develop, and troubleshoot embedded firmware for wireless and IoT products.
• Develop drivers and validate firmware across UART, SPI, I2C, USB, and other interfaces.
• Collaborate with hardware engineers for integration, testing, and validation.
• Implement bootloaders and firmware update solutions.
• Provide technical support to internal teams and customers.

Skills

C/C++ programming

Embedded systems

Embedded Linux

Arm architectures

TCP/IP/ BLE/ USB

Education

Diploma/Degree in Electronic Engineering or Computer Science

Tools

Broadcom SDK

Qualcomm SDK

MTK SDK

Sigma SDK

Job description

AZTECH TECHNOLOGIES PTE. LTD. seeks a Firmware Engineer to design, develop, and troubleshoot embedded firmware for wireless and IoT products. You will work closely with hardware engineers to ensure smooth integration and testing across multiple interfaces.

The ideal candidate has strong C/C++ skills for embedded systems, experience with embedded Linux, and familiarity with Wi-Fi, Zigbee, Bluetooth, and IoT concepts. A hands-on, problem‑solving mindset is essential.