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: 20 days of annual leave and paid sick leave

Antifraud Analyst Junior

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