Senior Android Framework Engineer

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 ID proves 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.

Were one of the fastest-growing networks in tech. More than 17 million people across 160 countries have verified with World ID, and we complete over 350,000 verifications each week. World App is already among the most used wallets globally. Developers are integrating World ID to build safer online experiences and create spaces where real people can participate, earn, and be recognized in ways AI simply cant 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, SpaceX, Apple, Google, Stripe, Meta, Coinbase, Palantir and MIT Media Lab. Were 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 Companys Next 5 in Fintech, and explored in a Bloomberg deep dive. The New York Times, Bankless and TechCrunch have all recognized our progress in identity, cryptography, AI, and global?scale hardware deployment. Our leadership is also named to the Time AI 100. Learn more about the newest product launches from our Unwrapped event.

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 Software Development Engineer to join as one of our first device software engineers at our new San Francisco office. This is a great opportunity to join a newly formed, dynamic team and contribute to the full stack development of our next generation proof of human devices.

Key Responsibilities

• Design, implement, and maintain embedded Linux and Android system components, including kernel modules, init scripts, and system daemons.
• Develop and extend AOSP and custom HALs and in to support new hardware features and platform services.
• Work to define robust communication interfaces between system components.
• Manage entire software development lifecycle from concept to production with a focus on developing scalable systems
• Serve as an interface between firmware / hardware teams and Android application teams
• Collaborate with cross?functional teams (hardware, software, product) to optimize system performance with a clear understanding of UX and customer needs
• Supporting overseas development with JDM / ODM partners
• Integrate and optimize low?level drivers and middleware for performance, reliability, and power efficiency.
• Mentor junior engineers in development best practices

About You

Nice?to?Haves

Pay transparency statement (for CA and NY based roles) : The reasonably estimated salary for this role at TFH ranges from $220,000 - $270,000 , plus a competitive long?term incentive package. Actual compensation is based on factors such as the candidate's skills, qualifications, and experience. In addition, TFH offers a wide range of best?in?class, comprehensive and inclusive employee benefits for this role including healthcare, dental, vision, 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend and much more!

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