Staff, Data Scientist

The Staff Data Scientist at Walmart leverages advanced analytical techniques and machine learning to transform complex data into actionable business insights for the e-commerce platform. This role involves designing and scaling high-throughput pipelines to train foundation models, optimizing training configurations, and driving model alignment through preference optimization and reinforcement learning. The position requires collaborating across functions to ensure data quality, communicate findings through visualizations, and mentor junior team members to support strategic objectives.