Yerzhigit Ussunov
I'm Yerzhigit Ussunov, a ML engineer focused on fintech and risk analytics. I design and deploy PD/LGD models using XGBoost, CatBoost, and OLS, delivering business-focused insights.
About
I’m Yerzhigit Ussunov, a ML engineer focused on fintech and risk analytics. I design and deploy PD/LGD models using XGBoost, CatBoost, and OLS, delivering business-focused insights.
I automate end-to-end model pipelines with Python, SQL, and Hadoop, and I work with MLflow, DVC, Airflow, and Docker to ship reliable data products while aligning analytics with business goals.
- 5 years' experience
- Joined March 2026
Languages
- RussianFluent
- EnglishAdvanced
Industry experience
- Financial Services
- Software & Internet
- Professional Services
- Education
Work experience· 6 roles
Designing and developing PostgreSQL databases with data normalization and cleaning; Writing Python scripts for automated report generation.
Developed and optimized PD and anti-phishing models with XGBoost and CatBoost, improving Gini by 8–12%. Automated feature pipelines and predictions using Python, SQL, and Hadoop. Conducted a time series forecast of macro factors for a 30-day risk assessment.
Designed API structure, collected business requirements, and supported testing. Built a Python prototype for the income distribution on Flask, later migrated to Java stack. Assisted in incident resolution through SQL log analysis and backend diagnostics.
Education
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