Generative ML Engineer - Multimodal for Recommendations

TikTok is seeking a highly skilled ML/LLM researcher for the Recommendations Foundation team in Seattle. You will contribute to pre-training, mid-training, and post-training of Foundation Models, and design multimodal tokenizers to encode rich item content and improve model performance.

The role focuses on developing LLM-native recommendation systems, spanning retrieval, ranking, and end-to-end generation, with opportunities for publication and impact within a leading global platform.