Tonal · 2 weeks ago
Staff Firmware Engineer, Android
San Francisco Bay Area
Full-time
Onsite
Senior Level, Lead/Staff
$200K/yr - $230K/yr
5+ years expTonal is the world’s first all-in-one home gym, revolutionizing the fitness journey with advanced A.I. technology. They are seeking a seasoned AOSP or Linux Firmware Engineer to architect and develop the AOSP platform for their embedded systems, ensuring optimal performance and seamless user experience.
Artificial Intelligence (AI)Consumer ElectronicsFitnessMachine LearningPersonal Health
Hiring Manager
Jerrell Allen
Responsibilities
Architect, develop, and customize the AOSP platform for Android 6, Android 10, and Android 13+ across our embedded systems
Modify, optimize, and maintain Android system components, including framework services, HALs, kernel drivers, and system apps
Develop and maintain Android APKs written in C/C++ and Java, ensuring seamless integration with AOSP services
Work closely with firmware and hardware teams to integrate and optimize sensors, cameras, microphones, and other peripherals across Android versions
Collaborate with ODMs and chipset vendors to enhance system performance and resolve platform issues
Customize Android’s power management, system services, and boot process to fit product requirements
Support manufacturing teams by improving and troubleshooting AOSP-based test applications used on production lines
Ensure best practices in AOSP development, testing, and deployment across Android 6, 10, and 13+
Provide technical leadership on AOSP-related challenges, ensuring high product quality and stability
Enjoy using the product, provide feedback, and help make it even better!
Qualification
Required
At least 5 years of firmware development experience with a strong foundation in embedded systems
MUST HAVE: Extensive hands-on experience in AOSP development for Android 6, Android 10, and Android 13+
Deep understanding of the Android Framework, system services, HAL (Hardware Abstraction Layer), and system boot processes across different Android versions
Experience modifying and optimizing AOSP components, including SystemUI, Power Management, MediaCodec, SurfaceFlinger, and AudioFlinger
Strong expertise in C/C++ and Java for Android system-level development
Proficiency in Python, Bash, and Makefiles for automation and build scripting
Hands-on experience with different chipset platforms (Snapdragon, MediaTek, Rockchip, or similar)
Experience working directly with ODMs, chipset vendors, and sensor manufacturers to integrate and optimize drivers
Expertise with the AOSP build system, including customizing system images and working with Gerrit/code review tools
Strong debugging skills using adb, logcat, perf, strace, systrace, and other low-level debugging tools
Ability to architect, develop, and deliver AOSP-based features from initial concept through production
Preferred
Optimizing AOSP components for performance, power efficiency, and memory usage on Android 6, 10, and 13+
Development of device drivers for sensors, cameras, microphones, or other peripherals in an AOSP environment
Company
Tonal
Tonal is a smart home gym that uses artificial intelligence and coaching to provide strength training.
501-1000 employees
H1B Sponsorship
Tonal has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2024 (3)
2023 (5)
2022 (10)
2021 (3)
Funding
Current Stage
Late StageTotal Funding
$580MKey Investors
Dragoneer Investment GroupL CattertonShasta Ventures
2023-04-10Series Unknown· $130M
2021-03-31Series E· $250M
2020-09-17Series D· $110M
Leadership Team
Darren MacDonald
Chief Executive Officer
Troy Taylor
Vice President, Performance Innovation & Healthcare
Recent News
Crunchbase News
2026-01-22
Company data provided by crunchbase