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Duelbits

Senior Fraud Risk Analyst

Duelbits

Senior Fraud Risk Analyst managing blockchain and transactional risk operations for Duelbits crypto platform. Ensuring fraud prevention and player risk analysis in a technology-driven environment.

Posted 5/29/2026full-timeRemote • 🇨🇷 Costa RicaSeniorWebsite

Tech Stack

Tools & technologies
SQLTableau

About the role

Key responsibilities & impact
  • Monitor, review, and validate crypto transactions across multiple blockchain networks (BTC, ERC-20, BNB, SOL, XRP, etc.).
  • Monitor and approve fiat and crypto withdrawal activity while identifying transactional irregularities and technical discrepancies.
  • Investigate suspicious activity linked to transactional behaviour, wallet activity, or payment flows.
  • Escalate and report abnormal trends, vulnerabilities, or suspicious patterns without delay.
  • Analyse casino performance and player activity daily to identify anomalies, abuse patterns, or exploitation attempts.
  • Monitor wagering behaviour for bonus abuse, collusion, multi-accounting, or irregular gameplay activity.
  • Assess high-risk and high-value player profiles, proposing mitigation or escalation actions where required.
  • Conduct cross-checking investigations between accounts, wallets, devices, or behavioural patterns.
  • Manage fraud alerts and flags through timely review, evaluation, escalation, and resolution.
  • Conduct investigations into internally escalated concerns, transactional anomalies, or suspicious wagering activity.
  • Analyse large datasets and SQL-driven reports to identify patterns, anomalies, or operational risks.
  • Prepare structured summaries and recommendations based on investigative findings.
  • Work closely with Compliance, Customer Support, Product, Payments, and Management teams on fraud and operational risk matters.
  • Coordinate with external providers and verification partners where required.
  • Contribute to continuous improvement of fraud detection frameworks, workflows, and monitoring processes.

Requirements

What you’ll need
  • Minimum 2 years’ experience within fraud, risk, or transaction monitoring roles across crypto, casino, or high-risk digital environments.
  • Strong understanding of blockchain networks, cryptocurrency transactions, and wallet behaviour.
  • Strong understanding of casino products, wagering behaviour, and player risk patterns.
  • Experience analysing large datasets using SQL, Excel/Pivot Tables, Tableau, or similar analytical tools.
  • Ability to identify suspicious behaviour patterns and conduct structured investigations.
  • Strong analytical mindset with excellent attention to detail.
  • Ability to operate independently in fast-paced, high-pressure environments.
  • Excellent written and verbal communication skills across internal and external stakeholders.
  • Availability to work UTC late evening/night hours (typically 21:00–05:00 UTC) is mandatory.

Benefits

Comp & perks
  • Competitive package with performance-linked incentives
  • Fully remote collaboration
  • Exposure to high-volume crypto and gaming operations
  • Opportunity to operate at the intersection of blockchain, fraud prevention, and iGaming
  • Work within a fast-moving, technology-driven environment focused on innovation and operational excellence

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
SQLdata analysistransaction monitoringfraud detectionblockchain networkscryptocurrency transactionswagering behaviouranomaly detectioninvestigative analysisrisk assessment
Soft Skills
analytical mindsetattention to detailindependent operationcommunication skillsproblem-solvingteam collaborationtime managementadaptabilitycritical thinkingdecision making