• Develop and productionize statistical machine learning models for probabilistic country attribution based on browsing patterns and behavioral signals • Design and refine predictive models and statistical algorithms to improve accuracy and reliability of behavioral calculations • Work with petabyte-scale datasets to extract, clean, and analyze large volumes of behavioral data • Build scalable data pipelines and modeling workflows using Python and SQL • Collaborate with engineering and product teams to integrate models into production services • Create clear visualizations and reports to communicate model performance and insights • Own end-to-end algorithm development and model lifecycle management • Mentor junior team members as the role evolves into Data Scientist Lead