The Role
The Product Engineer will build AI agents to combat fraud and abuse, ship features quickly, and collaborate directly with founders on impactful projects.
Summary Generated by Built In
At Variance we are teaching machines to make the hardest judgement calls at scale. That means building AI agents for the high-precision gray-area of stopping fraud, scams, and abuse.
We’re a small, talent-dense team in San Francisco, tackling problems that touch billions of events and entities. Our customers include several Fortune 500s and global marketplaces and we're scaling to free millions of hours of human effort. If you thrive on extreme ownership, moving fast, and working directly with founders, you’ll feel at home here.
You’re a fit if you:
- Care deeply about craftsmanship and have strong opinions about your work
- After familiar with our tech stack: React/Next.js, Typescript, MySQL, and ClickHouse for agent context but we value strong fundamentals over any specific technology.
- Thrive on owning features end-to-end, from backend to polished UI to production
- Are thrilled by the prospect of building AI interfaces being used to literally save lives
What you’ll do
- Ship features end-to-end with iteration cycles measured in hours, not quarters
- Scale our product into new industries and workflows through fast pilots and live demos
- Work directly with the founders on massive-scale, frontier problems
- Design systems where AI must decide in real time, balancing precision, speed, and user trust.
Our culture
We believe in ownership, urgency, and craft. We enjoy spirited debate, wild ideas, and building things we're proud of. We're fully in-person in San Francisco.
What we offer
- Competitive salary and meaningful equity
- Health care: we offer platinum-level medical, dental, and vision insurance
- Unlimited PTO, sick leave, and parental leave
- Up to $100 in reimbursement for personal health & wellness expenses each month
- 401(k) plan
Skills Required
- Experience with React and Next.js
- Familiarity with Typescript
- Experience with MySQL and ClickHouse
- Strong problem-solving skills
Am I A Good Fit?
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.
Success! Refresh the page to see how your skills align with this role.
The Company
What We Do
OpenReq is a recruiting firm specializing in providing talent acquisition and staffing solutions for early-stage startups, particularly in the AI and Hard Tech sectors. They focus on technical and operations roles, helping founders manage the end-to-end recruiting process.







