Senior Embedded Software Engineer, OrbMini

About the Company:

World is building a real human network designed to accelerate people in the age of AI. As bots and autonomous agents reshape the internet, people, institutions, and applications need a trusted way to confirm who is a real human while preserving privacy. Our products make this possible: the Orb verifies real people, World s it privately, and World App enables and distributes the new applications made possible by this technology.

Together, they form a new layer for AI internet.

We’re one of the fastest-growing networks in tech. More than 17 million people across 160 countries have verified with World , and we complete over 350,000 verifications each week. World App is already among the most used wallets globally. Developers are integrating World  build safer online experiences and create spaces where real people can participate, earn, and be recognized in ways AI simply can’t replicate.

World was founded in 2019 and launched globally in 2023. We are more than 400 people across hardware, software, AI, cryptography, mobile engineering, and global operations. Our teams come from OpenAI, Tesla, Space

X, Apple, Google, Stripe, Meta, Coinbase, Palantir and MIT Media Lab. We’re backed by leading investors, including a16z, Khosla Ventures, Bain Capital Crypto, Blockchain Capital, Variant, Tiger Global, and Coinbase Ventures, as well as prominent operators and founders across fintech and AI.

World has been featured on the cover of TIME Magazine, highlighted in Fast Company's Next 5 in Fintech, and explored in a Bloomberg deep dive. The New York Times, Bankless and Tech Crunch have all recognized our progress in identity, cryptography, AI, and global-scale hardware deployment. Our leadership is also named to the Time AI 100.

About the Team:

The Device Organization at Tools for Humanity is responsible for all aspects of driving development of world‑class hardware devices reaching billions of people globally. We are a rapidly growing, highly cross‑functional team that strategically partners with industrial design, optics, hardware development, and product teams to define product requirements and execute on development of our next generation family of devices. We offer competitive compensation, professional development opportunities, and a collaborative work environment.

About the Role:

Tools for Humanity is looking for a Senior Embedded Systems Engineer to join as one of our first embedded software engineers at our new San Francisco office. This is a great opportunity to join a newly formed, dynamic team as a Senior Embedded Software Engineer, and contribute to the development of our next generation proof of human devices.

Key Responsibilities:

• Own the architecture, development, maintenance, and debugging of embedded firmware for roadmap devices

• Support hardware validation, test coverage improvements, and early design decisions for the hardware team.

• Design and implement low‑level drivers and board support packages (BSPs) for microcontrollers, sensors and SoCs.

• Drive hardware/firmware integration and debug issues across electrical and software boundaries.

• Participate in design reviews and provide input on embedded system architectures and testability.

• Work collaboratively with cross‑functional teams on concept integration into product roadmap with a focus on stability, power, and performance.

• Evaluate, debug, and validate new hardware designs, leveraging oscilloscopes, logic analyzers, and other lab tools.

• Collaborate with cross‑functional teams (mechanical, software, product) to optimize system performance.

• Author and maintain documentation for firmware architecture, testing procedures, and validation results.

• Coordinate with software engineers to validate system‑level behavior and address hardware/software integration issues.

• Support production system debug as needed.

• Experience working with Android and AOSP based platforms.

• Supporting overseas development with JDM/ODM partners

• Mentor junior engineers in development best practices.

About You:

• Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, or related field.

• 7+ years of hands‑on experience in…