# Founding Member of Technical Staff at Proof of Human

Founding Member of Technical Staff at Proof of Human in San Francisco. On-site, full-time, paying $120k–$150k. Posted September 11, 2026.

- Company: Proof of Human
- Location: San Francisco
- Workplace: On-site
- Job type: Full-time
- Pay: $120k–$150k
- Experience: 3+ years
- Posted: 2026-09-11
- Apply: https://jobs.ashbyhq.com/proofofhuman/71770a8f-8c00-4891-a82d-ffecbd5354a7/application
- Source: https://jobmagic.ai/jobs/founding-member-of-technical-staff-proof-of-human-cy2ckc

## Description

### **About Proof of Human**

Proof of Human is a research and deployment company building the proof-of-human layer in digital identity. Proof of Human seeks to produce high-impact research and to productize this research in bot detection, fraud prevention, and continuous authentication.
Proof of Human was founded in 2023 by two Princeton PhD scientists – Mayank Agrawal and Matt Hardy. They have published in Science, PNAS, Nature Human Behaviour, and Psychological Review and are backed by Y Combinator and Brickyard Ventures.

### **About the role**

Proof of Human provides frictionless, continual human verification. We’re looking for an exceptional engineer to join our team. This engineer will work on full-stack web development and research, with a focus on backend and cloud infrastructure.

### **What you’ll do:**

- **Architect and Develop:** Design and build scalable backend infrastructure (AWS, Node, Python) optimized for handling millions of sessions per minute with minimal latency.

- **Lead Feature Development:** Own end-to-end delivery of key product features, from initial concept through deployment and support.

- **Technical Roadmapping:** Directly influence engineering strategy and decisions through close collaboration with the technical team.

- **Partner Cross-functionally:** Work closely with the rest of the team to deliver features aligned with business objectives.

- **Cutting Edge Research:** You also may assist the team in writing scientific articles summarizing our work for publication at top venues (e.g. Science, NeurIPS, ICML).

 

### **Who you are:**

- 3+ years of experience in software development would be ideal.

- Strong backend web development skills with experience going from problem to deployment.

- Proficiency in both web development (Javascript, Node.js) and Python.

- Experience building cloud infrastructure (AWS, GCP, Azure) at scale.

- Excited by working on a small team where your contributions have an outsized impact.

- Strong quantitative background and an eagerness to learn. Research experience is a plus.

If you’re interested in joining a rapidly growing, cutting-edge AI security company that is protecting the future of online integrity, we’d love to talk.