Position: Python Developer
Category: Python
English level: upper
Years of experience: 4

Developed admin panel for the platform
Redesigned core feature (1/4), improved stability 75% -> 100%
Created new services
Refactored and modernized substantial amounts of legacy codebase 

Developed payment antifraud detection model
Managed the implementation of moderation solutions for multiple teams. Decreased "time to moderate" by 40%, "manually moderated resources" by 50%
Developed a system of user marketing quality assessment, that covered $5M+ monthly of marketing budgets
Developed whole ETL processes for the Analytic department
Last 7 month: start-up, developing SEO tools
Responsibilities:
Developing and maintaining Python-based backend application for web platform
Integrating third-party APIs and services
Conducting tests to ensure code quality
Documenting code and system architecture
Managing CI/CD

Almost 4 years before I was a Data Scientist and Data Science lead
Responsibilities:
Developing and implementing predictive models and algorithms
Deploying and maintaining ML services
Cleaning, transforming, and preprocessing large datasets
Extracting data from various sources (APIs, databases etc)
Developing and maintaining data infrastructure (data pipelines and databases)
Ensuring data quality, integrity, and consistency
Conducting employee interviews, administering competency assessments, curating and administering technical evaluations