Research Scientist, Video Generation (Intelligent Creation) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

TikTok
San Jose
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningEducation: phdSkills: ["Problem-solving","Communication","Collaboration"]

Conduct applied research in generative AI and multimodal foundation models with a primary focus on video generation. Build next-generation multimodal, agentic models and creative workflows for the TikTok platform, from research through production with cross-functional partners. Optimize models using large-scale training and post-training methods (e.g., SFT and RL), and advance reinforcement learning techniques to improve capability, scalability, and real-world performance.

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FursaFursa
TikTok
TikTok
1 month ago

Research Scientist, Video Generation (Intelligent Creation) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

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Last checked: 11 hours agoStatus: Live

Job Summary

Conduct applied research in generative AI and multimodal foundation models with a primary focus on video generation. Build next-generation multimodal, agentic models and creative workflows for the TikTok platform, from research through production with cross-functional partners. Optimize models using large-scale training and post-training methods (e.g., SFT and RL), and advance reinforcement learning techniques to improve capability, scalability, and real-world performance.
Location: San Jose
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Graduate level

Key Responsibilities

  • •Conduct R&D in generative AI and multimodal models, with a primary focus on video generation.
  • •Design and build models for creative applications on the TikTok platform, driving impact from research to production through cross-functional collaboration.
  • •Optimize models through large-scale training and post-training methods such as SFT and RL.
  • •Design efficient model architectures and advance reinforcement learning techniques to improve model capability and scalability.
  • •Explore new AI-driven product opportunities and contribute to next-generation creative experiences.

Key Requirements

  • •Completing or recently completing a PhD degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
  • •Proficiency training generative AI/large models using frameworks such as PyTorch or JAX.
  • •Strong programming skills and machine learning fundamentals.
  • •Strong problem-solving ability and motivation to tackle real-world challenges.
  • •Good communication and collaboration skills in fast-paced environments.
Experience:Generative AIMultimodal foundation modelsVideo generationReinforcement learningVLMs
Education:PhD / Doctorate in Software Development, Computer Science, Computer Engineering, or a related technical discipline
Skills:Problem-solvingCommunicationCollaboration
Tech Stack:PyTorchJAXSFTRLRLHFDPOGRPO

Company Brief

TikTok
Short-form video platform that lets users create, share, and discover entertainment content through algorithmic recommendations. It also offers advertising and creator tools for brands, influencers, and businesses.
Industry: Digital Media
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Headquarters: Singapore, Singapore
Founded: 2016
WebsiteLinkedIn