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MCU Firmware Engineer

Ubiquiti, Taipei

Posted pay

Pay not posted

Location: Taipei
Work type: Not given
Level: Not given
Skills in the job text: C++
C
RTOS
Posted: Mar 9, 2026
Last check: 1 h ago
Job type: Software engineering

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About Ubiquiti: funding, hiring and pay

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What you will do

Design, develop, and debug real-time embedded firmware for IoT systems, including gateways, lighting control, and environmental monitoring and control solutions.

Maintain, optimize, and improve firmware for existing RTOS-based devices.

Collaborate cross-functionally with BSP, HW, ID, Backend, Mobile, FE, PM, and PA teams to deliver high-quality products.

Contribute to system-level architecture decisions for multi-module communication

Document software architecture, tuning methods, and test results.

Perform code reviews, ensuring best practices in coding standards.

Participate in troubleshooting and root-cause analysis for firmware issues.

Collaborate with QA and manufacturing teams for production firmware validation, factory firmware, and calibration procedures.

What you need

Strong knowledge of networking fundamentals and protocols like TCP/IP (IPv4 and IPv6), socket programming, and higher-level protocols such as HTTP, WebSockets, or MQTT used in IoT systems.
Experience developing firmware in a Real-Time Operating System (RTOS) environment (such as FreeRTOS or Zephyr).
Proficient in C/C++ programming in embedded environments with RTOS.
Understanding of memory management, interrupt handling, and power management in constrained systems.
Familiarity with Git version control.
A team player, who is self-motivated, loves difficult challenges, and is goal-driven.

Nice to have

Experience with Ethernet, Wi-Fi, BLE, or Thread communication protocols.
Experience with UART, SPI, I2C, GPIO control, ADC/DAC, PWM, RS485 and other peripheral interfaces.
Skilled at defining and implementing custom communication protocols for heterogeneous systems.
Experience with CoAP in constrained embedded environments.
Experience in low-power firmware design and sensor integration.
Experience with OTA update systems, bootloaders, and secure provisioning.
Understanding of manufacturing test firmware, hardware calibration, and diagnostic mode implementations.
Experience working with ESP-IDF, Silicon Labs Gecko SDK, or Linux-based MCU co-processors.

About Ubiquiti

At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity.

Read the job posting on the Ubiquiti site

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Source: the Ubiquiti Greenhouse job board. We last checked this job 1 h ago. We first saw it 8 days ago. A job on a job board does not always mean that the team interviews people now. We found this job board in a public list. We did not yet compare it with the careers page of the company.

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