Head of Device Software

Sorry, this job was removed at 06:16 p.m. (CST) on Friday, Sep 12, 2025
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San Francisco, CA
In-Office
Hardware • Software
The Role

About the Company:

World is a network of real humans, built on privacy-preserving proof-of-human technology, and powered by a globally inclusive financial network that enables the free flow of digital assets for all. It is built to connect, empower, and be owned by everyone.

This opportunity will be with Tools for HumanityAbout the Opportunity:

In this role, you will tackle the toughest challenges in the Device Software organization which include biometric image capture, advanced anti-fraud checks, and secure backend communication. You will set the bar for excellence in the Device Software team and influence other software engineers in the organization by setting the pace of innovation and writing great code.  The Device Software team uses Rust to manage multiple real-time sensor streams and integrate tightly with custom neural networks. Along the way, you'll work closely with experts in embedded systems, security, and machine learning.

Your work will be regularly deployed to our global fleet of Orbs used by millions of people worldwide. The correctness, performance, and security of your code will be a critical factor in ultimately enabling billions of people to participate in World!

About You:

We strongly encourage you to apply for this position if you are motivated by World's mission, have exceptional software engineering abilities, and thrive in a fast-paced environment and have a demonstrated experience leading high performance software engineering teams. 

  • 10+ years experience in systems programming, robotics, IoT devices, or related fields.

  • Software executive leadership experience shipping code to high volume production devices

  • Extensive experience using Rust in real-world applications or strong C/C++ background

  • Experience building security-critical applications.

  • Excellent communication and project management skills.

  • A mission-driven and team-oriented mindset.

What we offer:
  • An open and collaborative office space in downtown SF 

  • Unlimited PTO  

  • Monthly Phone Reimbursement or a company device

  • Daily in-office meals 

  • Top-tier medical, dental, vision insurance 

  • 401k + employer match program 

The reasonably estimated salary for this role at TFH in San Francisco ranges from $300,000 - $350,000, plus a competitive long term incentive package, and may include variable compensation. 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 and mental health benefits, a 401(k) plan and match, life insurance, flexible time off, commuter benefits, professional development stipend and much more!

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The Company
HQ: San Francisco, CA
66 Employees
Year Founded: 2019

What We Do

Headquartered in Germany, Tools for Humanity is a global software and hardware development company building the tools to bring blockchain and digital identity technologies and products to billions of people, including by contributing to the development and growth of the Worldcoin ecosystem and other projects.

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