Igor Trifonov

Entrusted with preparing data (establishing ETL) for the following tasks on production machine learning models (ml-models) within Finance, Corporate Investment Banking, Risk, and other support & control services: • Annual validation of ml-models • Daily, monthly, and quarterly auto-validation of ml-models • Model risk calculation • Data quality validation of the Interest Rate Risks for Banking Book (IRRBB) approach

Calculated taxes on deals of retail customers (personal income tax): business analytics and communication with the stakeholders, development of stored procedures and jobs in MS SQL Server, query optimization and refactoring, code review, and provision of the 3rd line support. Closed the fiscal year from the IT development team.

Developed and maintained various functions in the Diasoft5nt ERP system for back-office accounting tasks: internal and external reports, daily and monthly accruals, tax calculation, and integration with other systems. T-SQL: development of stored procedures and triggers, architecture of tables and indexes, query performance tuning, refactoring existing functional.