📍 San Francisco, California
Tonal develops a digital strength training system that uses electromagnetic resistance to provide a full-body workout from the comfort of home. Based in San Francisco, California, Tonal's system integrates personalized coaching and performance tracking to enhance user engagement and results. Engineering teams focus on embedded systems, firmware development, and user interface design to create a seamless experience for users. The company employs a mix of hardware and software engineers to solve challenges related to real-time performance, connectivity, and user interaction, distinguishing itself in the competitive fitness technology market.
Staff Firmware Engineer, Android
@ Tonal
Staff Firmware Engineer, Android
@ Tonal
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Tonal develops a digital strength training system that uses electromagnetic resistance to provide a full-body workout from the comfort of home. Based in San Francisco, California, Tonal's system integrates personalized coaching and performance tracking to enhance user engagement and results. Engineering teams focus on embedded systems, firmware development, and user interface design to create a seamless experience for users. The company employs a mix of hardware and software engineers to solve challenges related to real-time performance, connectivity, and user interaction, distinguishing itself in the competitive fitness technology market.
Tonal operates in the embedded systems space with focus on Wellness and Fitness Services. While no positions are currently listed, embedded companies often hire in cycles tied to product launches, R&D phases, or contract milestones. Engineers interested in Tonal should monitor for openings in firmware development, hardware design, and systems architecture.
* Data represents job posting activity over the past 6 months: Jul 2025 through Dec 2025
Hiring momentum at Tonal is currently increasing, with 1
opening posted this month compared to 0 last month.
This upward trend often signals product development acceleration, team scaling, or new project initiatives.
Over the past 6 months, Tonal averaged 0.2 job postings per month,
with peak hiring in Dec 2025 (1 openings).
For embedded systems roles, hiring activity typically correlates with product development cycles,
especially for firmware teams during pre-production phases and hardware engineers during prototyping.
📈 New hiring activity
Consistent hiring velocity
Dec 2025
AOSP is the most in-demand skill at Tonal,
appearing in 100% of all job listings (past and present).
This universal requirement indicates AOSP forms the core of Tonal's
technical stack across all engineering teams.
Tonal's technology stack spans 7 distinct skills and tools,
reflecting the multifaceted nature of embedded systems development.
This moderate technology stack indicates focused but varied engineering challenges.
Engineers joining Tonal should combine depth in key areas with adaptability. Firmware development expertise is critical, especially for engineers skilled in bare-metal programming, RTOS development, and optimizing code for resource-constrained systems. Candidates with adjacent skills (version control, testing frameworks, communication protocols) typically advance faster by contributing across the development lifecycle.
Tonal's engineering operations are concentrated in a single country across 1 location. A single-location focus enables tight team collaboration and simplified operations, particularly valuable for hardware-intensive development requiring shared lab facilities.
These employers share technical focus areas with Tonal and are actively hiring embedded engineers. Exploring multiple companies helps candidates understand market compensation, compare technical challenges, and identify the best cultural and technical fit for their career goals.
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