Position: Data Scientist
Category: Data Science
English level: upper
Years of experience: 4

A/B tests flow automation with Web application:
- 2x less load on 4 analysts
- faster decision making
- product managers statistics education
- Built a subscription refund, billing retry and pause prediction in production ML pipelines (SQL data source, notebook research, python application development, tests, model validation and deployment, results visualization)
- Made several improvements of subscription LTV, ads LTV and inapp LTV prediction services that redused bias and variance, boosted performance and affected 100+ apps and 3,000,000+ yearly users
- Automated A/B testing flow with Web application (UI and features requirements, close work with backend team, usability testing) that saved 50% of 4 analysts' time
- Automated mobile ads monetization via networks mediation (algorithm implementation, database modeling)
- Made an open source analytic tool library