Summary
Build a next-generation fraud prevention platform as a Software Fraud Engineer, developing real-time detection systems, risk engines, event-processing pipelines, and automated decision services. You will protect digital users and transactions against account takeover, payment fraud, abuse, and multi-accounting while continuously improving risk scoring and detection accuracy and minimizing false positives.
Highlights
Build next-generation fraud prevention technology focused on real-time detection, risk scoring, and automated decisions. The role offers deep engineering ownership across payment, authentication, account security, and abuse prevention scenarios, with opportunities to optimize detection accuracy while reducing false positives.
Description
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.
Responsibilities
Fraud Detection
Design and develop fraud detection systems for payments, wallets, authentication, and user activityDetect account takeover, payment fraud, bonus abuse, multi-accounting, and other abuse scenariosBuild real-time fraud pipelines and event processing systemsDevelop automated fraud prevention mechanisms
Risk Engine
Build and improve fraud rules, velocity controls, and dynamic risk scoringDesign decision engines for transaction approval, review, or rejectionContinuously optimize fraud detection accuracy while minimizing false positivesImprove fraud models using behavioral and transactional data
Data & Analytics
Analyze transaction patterns, user behavior, device intelligence, and risk signalsWork with large-scale event streams and transactional datasetsCreate internal investigation and monitoring tools for Fraud, Support, and Compliance teamsInvestigate emerging fraud patterns and rapidly deploy countermeasures
Engineering
Develop scalable backend services supporting fraud preventionBuild APIs and internal tooling for risk evaluationOptimize latency for real-time fraud decisionsCollaborate closely with Product, Payments, Data, and Platform teams
Requirements
4+ years of software engineering experienceExperience building fraud prevention, risk, payment, banking, fintech, or security systemsStrong backend development experience (Go, Java, Kotlin, Python, or similar)Experience working with distributed systems and event-driven architecturesStrong SQL skills and experience with large datasetsUnderstanding of payment flows, authentication, and transactional systemsExperience designing real-time decision enginesStrong analytical and problem-solving skillsFluent English
Nice to have
Experience in crypto, Web3, or blockchainExperience with Kafka, ClickHouse, Redis, Elasticsearch, or similar technologiesExperience with machine learning models for fraud detectionKnowledge of AML, KYC, or payment risk systemsExperience with device fingerprinting, behavioral analytics, or identity verification
Benefits
Professional growth: support for courses, conferences, and English learning (up to 100% coverage)Work-life fit: remote or hybrid format with flexible hours across international teamsPaid leave: up to 20 vacation days + 8 company holidays + 5 personal days per yearRecognition programs: structured performance reviews and team awardsTeam culture: retreats in international locations (for example, company apartments in Cyprus)
