TikTok's Global E-commerce Data Science team powers TikTok Shop by building analytical frameworks and product metrics to drive growth, improve operational efficiency, and optimize the buyer, seller, and creator experiences across regions. They identify trends, user or merchant behavior patterns, and opportunities for business optimization through exploratory analysis and proactive insights generation. The team designs and interprets A/B tests and causal experiments to inform product improvements for user growth, transaction funnels, and feature adoption. They also develop dashboards and data pipelines that enable cross-functional teams-Product, Operations, and Engineering-to monitor product performance and implement data-driven changes easily. TikTok sets a culture focused on statistical rigor, ownership, and scalable machine learning methods in e-commerce decision-making at global scale.