Led product implementation in 100+ companies within the nuclear industry. | Optimized complex SQL queries improving performance by 30%. | Implemented data solutions for 15+ major banks supporting financial reporting systems. | Ensured data integrity across integrated financial platforms. | Automated ETL workflows enhancing operational efficiency.

Managed Oracle/MS SQL databases, improving query performance by 30%. | Analyzed and validated data integration for financial systems, ensuring data consistency. | Implemented data solutions for 15 top-50 Russian banks, supporting financial reporting. | Automated ETL processes, reducing manual efforts. | Executed complex SQL queries, enabling data-driven decision-making for management.

Automated SQL-based reporting pipelines reducing manual effort by 40%. | Implemented anomaly detection logic improving issue identification by 25%. | Conducted statistical analysis of financial data supporting operational optimization. | Delivered analytical insights to business and IT leadership teams.

Analyzed high-volume payment transactions using advanced SQL (CTEs, window functions) to identify behavioural anomalies and suspicious clusters. | Designed and optimized fraud detection rules improving decision consistency and reducing false positives. | Monitored key fraud KPIs: fraud rate, chargeback rate, precision/recall metrics. | Built risk dashboards supporting operational and governance decision-making. | Evaluated control effectiveness and recommended risk mitigation improvements. | Collaborated cross-functionally with risk, operations, and compliance teams.