Responsibilities
We're looking for a Software Fraud Engineer to design and build our next-generation fraud prevention platform. You'll develop real-time fraud detection systems, risk engines, and automated decision-making services that protect both our users and business.
This is an engineering role focused on building fraud prevention systems — not a manual fraud operations position.
Fraud Detection

Design and develop fraud detection systems for payments, wallets, authentication, and user activity
Detect account takeover, payment fraud, bonus abuse, multi-accounting, and other abuse scenarios
Build real-time fraud pipelines and event processing systems
Develop automated fraud prevention mechanisms

Risk Engine

Build and improve fraud rules, velocity controls, and dynamic risk scoring
Design decision engines for transaction approval, review, or rejection
Continuously optimize fraud detection accuracy while minimizing false positives
Improve fraud models using behavioral and transactional data

Data & Analytics

Analyze transaction patterns, user behavior, device intelligence,



and risk signals
Work with large-scale event streams and transactional datasets
Create internal investigation and monitoring tools for Fraud, Support, and Compliance teams
Investigate emerging fraud patterns and rapidly deploy countermeasures

Engineering

Develop scalable backend services supporting fraud prevention
Build APIs and internal tooling for risk evaluation
Optimize latency for real-time fraud decisions
Collaborate closely with Product, Payments, Data, and Platform teams

Requirements

4+ years of software engineering experience
Experience building fraud prevention, risk, payment, banking, fintech, or security systems
Strong backend development experience (Go, Java, Kotlin, Python, or similar)
Experience working with distributed systems and event-driven architectures
Strong SQL skills and experience with large datasets
Understanding of payment flows, authentication, and transaction

📌 Software Fraud Engineer (España)
🏢 Gomining
📍 España