GenAI Research Scientist Intern — Multimodal & LLM (PhD)

TikTok Inc.; San Jose (CA); On-site; USD 55,000 - 83,000; Full time

Job summary

TikTok Inc. invites PhD students to join our GenAI internship focused on advancing large-scale recommendation systems, multimodal AI, and content understanding.

The team explores multi-modality pretraining, large language models, image/video generation, and autonomous planning to reshape content distribution and user engagement within a dynamic business environment.

Applicants should clearly state availability (start/end dates) in their resume as we review on a rolling basis.

Qualifications

• Currently pursuing a PhD in Computer Science, ML, AI, Statistics, or related field.
• Experience in computer vision, NLP, and ML domains.
• Familiar with major deep learning frameworks (PyTorch, TensorFlow, MXNet, Caffe).

Responsibilities

• Design and develop next-generation large-scale recommendation systems for personalized experiences.
• Apply state-of-the-art ML/DL techniques to improve recommendation performance and accuracy.
• Collaborate with cross-disciplinary teams including infrastructure engineers and researchers.
• Contribute to foundational models and multimodal AI research for TikTok's business applications.

Skills

Computer Vision

Natural Language Processing

Machine Learning

PyTorch

TensorFlow

Education

PhD Candidate in CS/ML/AI

Tools

PyTorch

TensorFlow

MXNet

Caffe/Caffe2

Job description

TikTok Inc. invites PhD students to join our GenAI internship focused on advancing large-scale recommendation systems, multimodal AI, and content understanding.

The team explores multi-modality pretraining, large language models, image/video generation, and autonomous planning to reshape content distribution and user engagement within a dynamic business environment.

Applicants should clearly state availability (start/end dates) in their resume as we review on a rolling basis.