Fraud Rules Analyst

NextGen Ventures; Monterrey; On-site; MXN 420,000 - 640,000; Full time

Job summary

NextGen Ventures, a global B2C iGaming holding company, seeks a detail-oriented Fraud Expert in Monterrey, MX. You will own and optimize the platform’s fraud prevention rule framework, create and tune rules, thresholds, and block/allow lists, and work with product, compliance, and engineering to strengthen security.

In this role you will monitor trends, prepare monthly fraud reports for senior management, and shape fraud prevention strategy to protect customers and the business while enabling

Qualifications

• 3–5 years’ experience in transaction monitoring, fraud prevention, or risk operations.
• 1–3 years’ experience with fraud rule management systems (e.g., SEON, Lexis Nexis, Stripe).
• Experience conducting manual reviews of flagged or suspicious transactions.
• Strong analytical and communication skills; time-sensitive decision making.

Responsibilities

• Own and manage the fraud prevention rule framework, including creating, modifying, testing, and maintaining rules, thresholds, and block/allow lists.
• Monitor fraud performance and trends, proactively identifying emerging fraud patterns and attack vectors.
• Act as an escalation point for complex or high-risk cases, providing expert judgment and guidance to the team.
• Make risk-based decisions on transactions, accounts, and cases in line with company policies and risk appetite.
• Prepare and deliver regular fraud reports for senior management, highlighting trends, risks, and performance metrics.
• Provide input into fraud prevention strategy and recommend changes as patterns evolve.
• Conduct manual reviews of flagged or suspicious transactions when required.
• Collaborate with internal stakeholders to support fraud mitigation initiatives.
• Evaluate the effectiveness of controls and suggest enhancements to improve detection while reducing false positives.
• Support knowledge sharing and mentoring within the team.

Skills

Transaction monitoring

Fraud prevention

Risk operations

Analytical thinking

Communication skills

Time management

Collaboration

Decision making

Tools

SEON

Lexis Nexis

Stripe

Job description

NextGen Venturesis a global B2C iGaming holding company building, acquiring, and scaling innovative gaming and entertainment brands across North America, South America, Europe, Asia, and Africa. Through a combination of cutting-edge technology, strategic partnerships, and localized market expertise, we create scalable gaming brands built for long-term growth. At NextGen Ventures, we combine entertainment, technology, and data-driven operations to deliver engaging user experiences across regulated and emerging markets worldwide. Our mission is to redefine the future of online gaming through innovation, global expansion, and premium digital entertainment.

About the Role:

Job Type: Full-time
Location: Monterrey, MX
Work Arrangement: On-site

We are seeking a detail-oriented, proactive Fraud Expert to join our team in Monterrey, MX

In this role, you will own and optimize the platform’s fraud prevention rule framework, creating and fine-tuning rules and lists to respond to emerging fraud patterns. You will analyze transaction trends, identify potential vulnerabilities, and proactively recommend improvements to enhance fraud detection and mitigation.

This position offers the opportunity to shape fraud prevention strategy, provide insights to management, and make a direct impact on the integrity and security of our operations.

Key Responsibilities

• Own and manage the fraud prevention rule framework, including creating, modifying, testing, and maintaining rules, thresholds, and block/allow lists.
• Monitor fraud performance and trends, proactively identifying emerging fraud patterns and attack vectors.
• Act as an escalation point for complex or high-risk cases, providing expert judgment and guidance to the team.
• Make risk-based decisions on transactions, accounts, and cases in line with company policies and risk appetite.
• Prepare and deliver regular (e.g. monthly) fraud reports for senior management, highlighting trends, risks, and performance metrics.
• Provide proactive input into fraud prevention strategy, identifying improvement opportunities and recommending changes when fraud patterns or business needs evolve.
• Conduct manual reviews of flagged or suspicious transactions when required, especially for complex or high-impact cases.
• Collaborate closely with internal stakeholders (e.g. product, compliance, customer support, engineering) to support fraud mitigation initiatives.
• Evaluate the effectiveness of existing controls and suggest enhancements to improve detection rates while minimizing false positives.
• Support knowledge sharing and mentoring within the team, helping raise overall fraud awareness and expertise.
• Participate in testing and rollout of new fraud tools or features.

Qualifications

• 3–5 years’ experience in transaction monitoring, fraud prevention, or risk operations in the ecommerce or online payments sector; iGaming is a plus.
• 1–3 years’ experience with fraud rule management systems (e.g., SEON, Lexis Nexis, Stripe, or similar).
• Experience conducting manual reviews of flagged or suspicious transactions.
• Strong big-picture thinking while maintaining attention to detail.
• Strong analytical, problem-solving, and critical thinking skills, especially in time-sensitive situations.
• Experience making risk-based decisions and handling escalated cases.
• Excellent written and verbal communication skills; experience reporting insights to management.
• Strong organizational skills with the ability to manage multiple cases and priorities simultaneously.
• Knowledge of payment methods (credit/debit cards, ACH, digital wallets, etc.).
• Experience collaborating with cross-functional teams to implement fraud prevention measures.

Preferred Skills

• Experience creating dashboards for reporting and analysis.