ML Engineer Intern: Multimodal Recommendation Foundations

TikTok is seeking PhD interns to join the Recommendation Foundation team within Data – Global E-commerce in Seattle. The internship focuses on event-sequence driven generative recommendation, integrating large language and vision-language models, multimodal understanding, reinforcement learning, and system optimization.

Interns participate in the full training lifecycle, design multimodal semantic tokenizers, and develop LLM-native recommendation capabilities across retrieval, ranking, and