TikTok
Machine Learning Engineer Intern (E-Commerce Recommendation/Search Alliance) - 2027 Start (PhD)
San Jose, California · Internship · Posted Oct 28, 2026
- Education
- Currently pursuing a PhD in Computer Science, Engineering, Operations Research, or a related technical discipline.
About the job
Develop machine-learning, recommendation, search, and AI-agent systems for TikTok Shop to improve product discovery, merchant operations, and commerce growth.
What you'll do
- Design and build large-scale e-commerce recommendation and ranking algorithms.
- Develop AI-powered merchant operations systems and agents, applying LLMs, NLP, and multimodal machine learning.
- Collaborate across teams to prototype, productionize, and deploy AI solutions and ML-agent workflows.
What they ask for
- Currently pursuing a PhD in Computer Science, Engineering, Operations Research, or a related technical discipline.
- Strong grasp of data structures and algorithms and strong problem-solving skills.
- Profound knowledge of machine learning, statistics, and big data engineering.
Nice to have
- Understanding of scaling distributed computing.
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Tools
LLMs, NLP
AI focus
Build recommendation and ranking systems, AI-powered merchant operation systems, AI agents, and ML agents; apply LLMs, NLP, and multimodal machine learning to commerce.
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