Staff Software Engineer - Fraud

💼 Full-time💰 $239,000–$239,000🗓 2026-07-30 → 2026-09-29

Core

Build intelligent, automated systems and operational tools for fraud prevention and risk management, enabling real-time scoring and decisioning for business account onboarding.

Role type

Staff Software Engineer (Backend/Fraud Prevention)

Builds

Highly available, low-latency backend systems for fraud detection and due diligence

Domain

Fintech / Risk Management / Fraud Prevention

Deliverable

production ML models | product features

Required skills

Backend software development, System architecture, Real-time decisioning, ML pipeline integration, Technical leadership, Cross-functional collaboration

Preferred skills

Haskell, Fintech domain experience, Fraud systems experience

Technologies

Haskell, ML frameworks (implied via partnership with Data Science)

Responsibilities

Lead architecture and roadmap for core fraud prevention systems; Design and operate low-latency backend systems for real-time scoring; Partner with Data Science to productionize models and build ML pipelines; Mentor engineers and drive engineering best practices; Navigate and align multiple stakeholders on technical tradeoffs

Seniority

Staff, hands-on IC with strategic influence

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About Mercury

Mercury is on a mission to defy those expectations. We're a financial technology company that helps startups spend less time banking* and more time building. We believe that the key to our success revolves around thoughtful design — and we hold the craft of that design to an exceptionally high standard. We're looking for a Staff Brand Designer who sets that bar: someone whose eye is so precise, and whose execution is so considered, that the work around them gets better just by virtue of their presence.