Senior Product Design Engineer
Tools for HumanitySan Francisco, California, United States
Posted January 14, 2026
Full Time
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.
Job Description
World is building a real human network to accelerate people in the age of AI. The Senior Product Design Engineer role is with Tools for Humanity, responsible for designing innovative, reliable, and manufacturable mechanical components and systems for hardware devices. The team is cross-functional and rapidly growing, with a focus on operational excellence.
Requirements
- Proven working experience in mechanical engineering
- Experience with finite element analysis (FEA), computational fluid dynamics (CFD), and product lifecycle management (PLM)
- Strong hands-on experience with 3D engineering design and manufacturing tools (Solid Works, PTC Creo)
- Bachelor's or Master's degree in a relevant field (mechanical engineering or mechatronics)
- Exceptional communication and collaboration skills
Benefits
- Unlimited PTO
- Top-tier medical, dental, vision insurance
- 401k + employer match program
- Monthly Phone Reimbursement or a company device
- In-office meals
