About me (EN) | Обо мне (RU)
Portfolio Data Analyst (EN) | Портфолио Аналитика Данных (RU)
Portfolio Data Scientist (EN) | Портфолио Дата-сайентиста (RU)
I have practical experience in analyzing real business data cases.
Business & Product Analytics
- Product and Business Data Visualization in Analytical Dashboards: “Marketplace Sales Analysis”
- Identifying Users with a Payment Chain Violating Payment System Policies
- Recommending Unlimited Applications Based on Traffic Analysis
- Daily Forecasting of Successful Payment Time Series
- Exploratory and ABC Analysis of a Delivery Service
- Identifying Payment Delinquencies on Credit Products
Pharmacy Chain Analytics
- ABC/XYZ Analysis: Pharmacy chain assortment, product categories
- Product Affinity Analysis (Market Basket Analysis)
- Complete product sales table for all pharmacies in “product — pharmacy — units sold” format
- Processing invoices exported from 1C
- Receipt processing pipeline (automatic export to PostgreSQL)
- Pharmacy chain KPI dashboard (Superset)
Educational Portal Analytics
- Calculating metrics (MAU, WAU, DAU, n-day/rolling/full retention)
- User activity analysis by day of week, hour, and ad campaigns
- Correlation between user activity and academic performance
- Peak values for registrations and unique users
- Sales and internal balance dynamics (transaction, charge, and accrual analysis)
- Extracting data from website API to PostgreSQL
- Processing payment logs and student engagement data
- Visualization: Dynamic dashboards in Metabase (Filters & Fields)
IT Resume
Retail Chain Analysis
Another repositories in GitHub
Last updated: 04/2026