Firmware Engineer - Senior
OptiSigns · Ho Chi Minh City
About this Job:
Own Android firmware for kiosk/media devices built on Rockchip and similar SoCs.
Company Overview
OptiSigns is the leading digital signage company in North America, with over 30,500 customers in 121 countries. Our cloud-based platform helps organizations manage screens and content across retail, hospitality, education, and corporate environments. We are a fast-growing, customer-obsessed team building simple, scalable, and reliable products.
The Role: Firmware Engineer
Customize Android firmware for kiosk devices; ensure security and stability; collaborate with hardware, QA, and manufacturing.
Key Responsibilities
- Develop and maintain Android firmware (AOSP) for Rockchip‑based devices.
- Integrate drivers, peripherals, bootloaders, and secure update mechanisms.
- Optimize performance, thermals, and power management.
- Partner with QA to reproduce field issues; drive fixes and releases.
Requirements
- 5+ years in firmware/embedded Android on ARM SoCs (Rockchip preferred).
- Strong C/C++/Java, BSP/bootloader knowledge, and Linux/Android internals.
- Experience with device provisioning, secure boot, and OTA.
- Professional English proficiency required.
Work Arrangement & Location
• On-site, in-office role in Ho Chi Minh City, Vietnam.
Benefits
- 13th month
- Comprehensive healthcare insurance package MacBook / Windows laptops, monitors, and other necessary equipment to support your work.
- Yearly team outings and events. Detailed induction, training, and on-going career development.
- Opportunities for overseas training and travel.
- English training programs to enhance your skills.
- Flexible working hours from Monday to Friday.
- Free drinks, snacks, parking, and access to internal clubs.
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