# Fraud Engineer (Scam Hunter)

**Company:** [Ether.Fi](https://hotfix.jobs/companies/ether-fi)
**Location:** New York, NY, New York
**Role:** Security Engineering
**Skills:** Python, JavaScript, SQL, Data Analysis, Fraud Detection, Real-Time Monitoring, Alerting Systems, Dashboards, Behavioral Analysis, Transaction Monitoring, Crypto Fraud, Payment Fraud, Bin Attacks, Web3, Defi
**Posted:** 2026-01-07

> Builds real-time fraud monitoring, alerting, and mitigation systems for crypto financial products. Hunts scams, tunes detection rules, and develops tools to combat threats like card testing and money laundering in a high-ownership role.

## Job Description

## Responsibilities
- Own, design and build real-time fraud monitoring, alerting, and automated mitigation systems
- Hunt emerging threats: cashback farming, card testing, merchant abuse, friendly fraud, money laundry and malicious behavior inside the Ether.fi ecosystem
- Develop and tune advanced fraud rules, behavioral signals, and scoring logic
- Build internal tools, dashboards, and scripts that make the team dramatically more effective
- Define fraud strategy and operational playbooks that scale with the business
- Active communication with cross-teams and with external business partners to mitigate the fraud risks

## Requirements
- Strong hacker/white-hat mindset: you get genuinely excited about weird patterns, scam tactics, and outsmarting attackers
- Exceptional ability to find hidden signals in noisy transaction and behavioral data
- Hands-on programming skills and experience building tools or detection systems
- High ownership, low-ego, and ability to drive results in an ambiguous, fast-moving environment

## Nice-to-Haves
- Worked at a fintech, neobank, or issuer processor
- Exposure to web3/crypto-related fraud patterns
- Exposure to consumer fraud patterns
- Built or scaled early-stage fraud operations teams
- Knowledge of card/payment fraud mechanics (card testing, BIN attacks, friendly fraud, merchant collusion, etc.)

## Perks and Benefits
- Competitive salary, performance-based incentives, and token allocation grant
- Opportunity to own fraud defense for multi-billion dollar products
- Health, dental, and vision insurance
- Global team with opportunities for travel across our 3 offices
- 4 weeks work-from-anywhere
- Company events and team-building off-sites

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**Apply:** https://hotfix.jobs/jobs/2a381330-22ba-4563-a9f8-1c375d179041
**Canonical:** https://hotfix.jobs/jobs/2a381330-22ba-4563-a9f8-1c375d179041