The company has been in the IT market for over 10 years
TrafficStars is an international ad network processing over 10 billion events daily

Responsibilities:
• Build and improve ML models for product and business tasks
• Work with large event data sets (hundreds of billions of events/month)
• Conduct EDA, formulate and test hypotheses
• Participate in A/B testing, feature selection, and model validation
• Develop predictive models for traffic optimization
• Create dashboards and monitoring tools for model metrics

Requirements:
• 3+ years in Data Science / Applied ML
• Strong statistics and hypothesis testing
• SQL proficiency (ClickHouse is a plus)
• Experience with big data (TB+)
• Python for ML (pandas, scikit-learn, XGBoost, LightGBM)
• Regression, classification, clustering experience
• BI tools (Grafana / Tableau / Power BI)

Contacts:
📧 polina@trafficstars.com
📱 @pollid8