World Model Research Scientist: Creative Generative AI

TikTok; San Jose (CA); On-site; USD 162,000 - 317,000; Full time

Job summary

TikTok is seeking a World Model Research Scientist in San Jose to advance generative AI and multimodal model development. You will own research from conception to production, collaborating across teams to deliver scalable foundation models and innovative creative experiences on the TikTok platform.

Required PhD or near completion in a relevant field with strong PyTorch/JAX experience, and proven ability to publish or demonstrate impactful ML research in fast-paced environments.

Qualifications

• PhD in Software Development, Computer Science, Computer Engineering, or related field.

Responsibilities

• Conduct research in generative AI and multimodal models (image, video).
• Develop large-scale foundation models (LLMs/VLMs) and post-training techniques.
• Design and build models for creative TikTok applications across research to production.
• Explore AI-driven product opportunities for next-gen creative experiences.

Skills

GenAI training

Programming

Problem solving

Collaboration

Education

PhD in CS/EE or related

PhD in Generative AI or ML (preferred)

Tools

PyTorch

JAX

Job description

TikTok is seeking a World Model Research Scientist in San Jose to advance generative AI and multimodal model development. You will own research from conception to production, collaborating across teams to deliver scalable foundation models and innovative creative experiences on the TikTok platform.

Required PhD or near completion in a relevant field with strong PyTorch/JAX experience, and proven ability to publish or demonstrate impactful ML research in fast-paced environments.