TikTok
Research Scientist – E-commerce Recommendation(LLM Applications) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)
Seattle, Washington · Full-time · Posted Oct 28, 2026
- Experience
- Completing or recently completed a PhD; no number of years specified.
- Education
- PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
About the job
Research and develop LLM-based and generative recommendation algorithms and systems for TikTok Shop, including content-to-commerce matching and product summarization.
What you'll do
- Design algorithms and systems using LLMs and generative models for content-to-commerce matching and product summarization.
- Explore architectures and strategies for generative recommendation systems.
- Contribute through internal papers, patents, or external publications while balancing scientific rigor with real-world constraints.
What they ask for
- Completing or recently completed a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
- Strong machine-learning foundation and knowledge of cutting-edge AI technologies.
- Familiarity with big data frameworks such as Hadoop, MapReduce, and Spark.
- Experience with TensorFlow or PyTorch for model training and deployment, and understanding of mixed precision and distributed training.
Nice to have
- Publications in accredited academic conferences or competition experience.
- Knowledge of model compression or inference acceleration, or expertise in computer vision, multimodality, or NLP.
Tools
Hadoop, MapReduce, Spark, TensorFlow, PyTorch, TensorRT, SGLang
AI focus
Build multimodal e-commerce foundation models and agent systems, advancing generative recommendation, recommendation LLMs, item tokenization, and intelligent e-commerce workflows.
Model-written summary · the original posting is authoritative