Drimva

TikTok

Research Scientist Graduate (Ads Creative) - 2027 Start (PhD)

San Jose, California · Full-time · Posted Oct 28, 2026

Education
PhD in Computer Science, Machine Learning, or a related discipline.

About the job

Develops and optimizes generative AI models for advertising video creation, using multimodal understanding and ad delivery data to improve video quality and generation.

What you'll do

  • Optimize post-training for advertising video generation using generative models and technologies.
  • Analyze high-quality and defective AIGC videos through multimodal video understanding.
  • Train reward models using video-ad delivery data to guide video-generation optimization.

What they ask for

  • Completing or recently completed a PhD in Computer Science, Machine Learning, or a related discipline.
  • Strong publication record in top conferences or journals, such as NeurIPS, ICML, ICLR, or CVPR.

Nice to have

  • Hands-on experience developing multimodality foundation models.
  • Work or internship experience in an AI research organization.

Tools

Generative AI, multimodal video understanding, reward model

AI focus

Generative AI research and development for advertising video generation, including post-training optimization, multimodal video analysis, and reward modeling.

Model-written summary · the original posting is authoritative

First seen Oct 28, 2026 · Last verified Nov 6, 2026 (UTC)