TikTok
Research Scientist Intern (Trust and Safety - CV/NLP/Multimodal LLM) - 2027 Start (PhD)
San Jose, California · Internship · Posted Oct 28, 2026
- Education
- PhD candidate in computer science or a related technical discipline
About the job
Develop and optimize computer vision, multimodal, and LLM approaches to detect content that violates TikTok’s guidelines and regulations.
What you'll do
- Develop computer vision or multimodality models to recognize violating content.
- Explore multimodal and computer vision large models and apply LLMs to business scenarios, including pre-training, zero-shot/few-shot learning, and hard case mining.
- Optimize training frameworks for large-model training.
What they ask for
- PhD candidate in computer science or a related technical discipline.
- Research experience in at least one of computer vision, multimodality, or LLM.
- Proficiency with at least one deep learning framework, such as PyTorch or TensorFlow.
- Excellent analytical, problem-solving, logical thinking, communication, and collaboration skills.
Nice to have
- Papers published in top AI conferences or journals, such as CVPR, ICCV, ECCV, NIPS, ICML, ICLR, TPAMI, or IJCV.
Tools
CLIP, COCA, ALBEF, BLIP, Flamingo, ViT-G, ViT-22B, EVA-enormous
AI focus
Research and develop computer vision, multimodal, and LLM models for trust and safety, including violation detection, LLM business applications, and large-model training optimization.
Model-written summary · the original posting is authoritative