Expert: Interactive Coding, Payments Processing (Contract, Remote)
Contract
US
Nov 5, 2026
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About the Role
About Patronus AI Patronus AI is a frontier lab developing simulation research and infrastructure to accelerate progress toward human-aligned AGI. We are on a mission to simulate all of the world’s intelligence. We are the team behind some of the earliest and most influential research in AI evaluation likeFinanceBench, Lynx,SimpleSafetyTests,CopyrightCatcher,Humanity’s Last Exam, and more. We are formerly AI researchers and engineers from companies like Meta AI, Amazon AGI, and Google. Our customers include foundation model labs and Fortune 500 enterprises like Adobe. We are backed by top-tier investors like Lightspeed Venture Partners, Notable Capital, Stanford University, Noam Brown, Gokul Rajaram, and more. At a glance Engagement: Independent contractor, fully remote. Live screen-share sessions with our researchers plus short asynchronous write-ups. Pay: $150 per hour. The trial session is paid. Commitment: About 10 hours per week, 1 to 3 months to start, with extension for strong performers. Start: Rolling Location: Remote, any country, with a few hours of overlap with US or EU working hours. The role You'll work live with our research team on coding scenarios in a sandboxed payments codebase: authorization, capture and refund flows, idempotency and retries, webhook handling, reconciliation and settlement, ledger entries, chargebacks and disputes, and 3DS/SCA. You implement or review the change the way you would at work, explain your reasoning as you go, tell us where the