Antifraud Analyst Junior

About this role

We are looking for a proactive Junior Antifraud Analyst to strengthen our Fraud Prevention team. This is a role focused on using and 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 analyst 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 test and improve antifraud rules for existing products and new fraud scenarios related to products launching in 2026, balancing security and customer experience
• 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:

• Strong knowledge of mathematical statistics and probability theory
• Strong analytical and systematic thinking, with attention to detail and the ability to translate insights into actionable solutions
• Strong SQL skills for data analysis and Python skills for automation or modeling
• Ability to effectively leverage AI tools in day-to-day analytical work
• Excellent communication skills and the ability to collaborate effectively with cross-functional teams
• B1 or higher English level for effective communication within an international team

Your bonus

skills

• Hands-on experience with machine learning techniques or models, particularly in analytical or fraud-related use cases
• Understanding of payment processes, transaction flows, and common fraud typologies
• A mathematical or technical degree from a leading university such as MSU, MIPT, HSE, MSTU, MEPhI, or NES
• 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: Annual leave and paid sick leave as per applicable policies