Machine Learning Engineer Intern (Global E-Commerce, User Growth) - 2027 Start (PhD)
Core
PhD intern building promotion algorithms and budget optimization engines for TikTok's global e-commerce to drive user growth and GMV.
Role type
PhD intern, machine learning engineer (promotion algorithms & operations research)
Builds
Global promotion algorithms, intelligent budget allocation systems, and joint traffic+subsidy decision pipelines
Domain
Global e-commerce, user growth, operations research, causal inference
Deliverable
production ML models
Required skills
machine learning, deep learning, causal inference, uplift modeling, operations research optimization, reinforcement learning, LLMs, AI agents
Preferred skills
publications in top-tier ML venues, Kaggle competition results, industrial deployment experience in uplift modeling or RL
Technologies
LLMs, AI Agents, RL, linear programming, integer programming, dynamic programming
Responsibilities
Model user demand elasticity for precision subsidies and pricing; design globally optimal budget allocation algorithms; integrate real-time vouchers into recommendation pipelines; research and productionize causal inference and frontier AI technologies for conversion optimization
Seniority
Intern, research & production
