Antifraud Analyst

We are looking for a highly skilled and proactive Antifraud Analyst to strengthen our Fraud Prevention team. This is a key role focused on developing antifraud rules, analyzing fraud cases, and collaborating closely with agents to improve fraud detection and operational efficiency.

If you have strong analytical thinking, hands-on antifraud experience, and want to directly influence risk management and system logic, this is your opportunity to make a measurable impact on fraud prevention at scale.

Challenges that await you

• Your main responsibility will be to design, test, and improve antifraud rules for existing products and new fraud scenarios related to products launching in 2026, balancing security and customer experience.
• Develop, optimize, and document antifraud rules across multiple channels (card, transfers, tokenization, etc.).
• Improve cost efficiency and controls for operational antifraud tools
• Collaborate with agents to investigate alerts, verify rule logic, and adjust thresholds.
• Analyze confirmed fraud cases and identify new patterns or emerging risks.
• Conduct back-testing and assess the efficiency of existing rules.
• Propose and implement new approaches for fraud detection automation.
• Monitor fraud metrics, build queries, and create dashboards to track performance.

What makes you a great fit

• Proven experience in antifraud analytics (banking or fintech).
• Practical experience in rule creation and optimization in antifraud systems.
• Strong skills in SQL for data analysis and Python for automation or modeling (a big plus).
• Solid understanding of payment processes, transaction flows, and fraud typologies.
• Analytical mindset, attention to detail, and ability to translate insights into actionable solutions.
• Excellent communication skills for effective collaboration with agents and cross-functional teams.
• English level B1+ or higher — enough for written and verbal communication.

Our ways of working:

• Innovative Spirit: A commitment to creativity and groundbreaking solutions
• Honest Feedback: valuing open, transparent communication
• Supportive Team: a strong, collaborative community
• Celebrating Achievements: recognizing our wins together
• High-Tech Environment: a team full of smart and revolutionary people who date to challenge the status quo of incumbent finances

Our benefits:

• Relocation support to one of our hubs — Serbia, Mexico — with assistance for the employee and their family
• Flexible work from one of our offices or remote
• Healthcare Coverage
• Education Budget: Language lessons, professional training and certifications
• Wellness Budget: Mental health and fitness activity reimbursements
• Vacation policy: 20 days of annual leave and paid sick leave