TikTok
Multimodal Generative AI Research Scientist (Intelligent Creation) – Global Frontier Tech Recruitment Program - 2027 Start (PhD)
Seattle, Washington · Full-time · Posted Oct 28, 2026
- Experience
- Completing or recently completed a PhD; no specific number of years stated.
- Education
- PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
About the job
Researches and develops multimodal and agentic foundation models for image and video creation, taking creative AI applications from research through production.
What you'll do
- Conduct generative AI and multimodal model research and development.
- Develop large-scale LLMs/VLMs through post-training techniques.
- Build models for TikTok creative applications and explore new AI-driven product opportunities.
What they ask for
- Completing or recently completed a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
- Proficiency training generative AI or large models using PyTorch or JAX.
- Strong programming skills and solid machine-learning fundamentals.
- Strong problem-solving, communication, and collaboration skills.
Nice to have
- Research background in generative AI, LLMs/VLMs, or ML systems; hands-on experience in image/video generation and editing, model fine-tuning or optimization, or reinforcement learning.
- Research publications at conferences such as CVPR, ECCV, ICCV, NeurIPS, ICLR, SIGGRAPH, or SIGGRAPH Asia.
Tools
PyTorch, JAX, LLMs/VLMs, SFT, RL, RLHF, DPO, GRPO
AI focus
Applied generative AI research: multimodal and agentic foundation models, image and video generation and editing, large-scale training and post-training, efficient model architectures, and reinforcement learning for creative workflows.
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