- User behavior analysis of mobile applications;- Design, evaluation of A/B tests, optimization of test parameters, interpretation, and presentation of results;- Calculation, monitoring, and analysis of business and product metrics;- Generation and validation of statistical hypotheses, identification of product growth opportunities;- Data analysis and collection, funnel building, cohort and factor analysis;- Forecasting business metrics cases (retention, LTV, payback);- Gathering requirements, creation, automation, and maintenance of dashboards (Tableau);- Assessment of the impact of innovations and bugs;- Building end-to-end analytics and automated reporting (Python, SQL), application event tracking.

- Calculation and analysis of business and product metrics (MAU, DAU, Churn Rate, end-to-end conversion, sales funnels) for a mobile application;- Conducting analytical research, generating and validating product hypotheses;- Designing, launching, and statistical analysis of A/B tests;- Processing large datasets from multiple sources, data integration, creating data marts;- Data extraction via API, data parsing;- Gathering requirements, developing, and maintaining dashboards;- User action tracking in the mobile app, forming a set of events and metrics;- Identifying patterns in user behavior to improve user experience and product performance based on analytics.Tech stack: SQL (DWH: Oracle), Python (Numpy, Pandas, Seaborn, Scipy, Requests), Tableau, DeltaBI, AppMetrica, Hadoop (Hive, PySpark).

- Descriptive analysis, data interpretation and visualization;- Creating reports, databases;- Interpretation and analyzing data of geochemical features of chemical elements in sediments of wetlands;- Maintenance and graduation of geochemical analysis devices on the basis of IR spectroscopy, mass spectrometry and X-ray fluorescence (LECO SC-144 DR, Spectroscan Maks-GV);- Escalation and support for solving complex issues related to setting up devices;- Spectroscopic scanning of freshwater sediments, data collecting and data cleansing.

- Drawings objects of oil and gas pumping stations, establishment and maintenance of the equipment specification.- Performing flow assurance calculations, performing strength, fatigue and creep calculations.