Research Scientist/Engineer, Neural Graphics and World Models Graduate (TikTok Engine & Tools) - 2027 Start (PhD)

TikTok
San Jose
Full timeFunction: Data Science & Machine LearningEducation: phdSkills: ["Experimental methodology","Problem-solving","Communication","Research analysis"]

Join the TikTok Engine & Tools AI-3D team to turn foundational research in neural graphics and world models into working prototypes and engine-ready experiments. Own a scoped project track (model development, data strategy, evaluation, or interactive prototyping), develop and evaluate models and training/inference workflows, run controlled experiments, and produce reproducible research artifacts that connect with data, runtime, and engine pipelines.

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FursaFursa
TikTok
TikTok
1 day ago

Research Scientist/Engineer, Neural Graphics and World Models Graduate (TikTok Engine & Tools) - 2027 Start (PhD)

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Last checked: 12 hours agoStatus: Live

Job Summary

Join the TikTok Engine & Tools AI-3D team to turn foundational research in neural graphics and world models into working prototypes and engine-ready experiments. Own a scoped project track (model development, data strategy, evaluation, or interactive prototyping), develop and evaluate models and training/inference workflows, run controlled experiments, and produce reproducible research artifacts that connect with data, runtime, and engine pipelines.
Location: San Jose
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Graduate level

Key Responsibilities

  • •Study relevant research, reproduce strong baselines, and identify practical extensions.
  • •Develop and evaluate models, algorithms, data methods, and evaluation methods within a scoped research area.
  • •Build components of training, inference, data, and evaluation workflows using modern ML frameworks.
  • •Run controlled experiments, analyze model behavior, and communicate findings clearly.
  • •Create research prototypes for interactive graphics and produce reproducible artifacts, documentation, demos, and technical reports.

Key Requirements

  • •Completing or recently completed a PhD in computer science, computer engineering, electrical engineering, applied mathematics, or a related field.
  • •Research experience via a laboratory, thesis, publication, internship, open-source project, or substantial independent project.
  • •Strong foundation in machine learning, generative modeling, and experimental methodology, including building/training/fine-tuning/evaluating models using PyTorch or JAX.
  • •Familiarity with modern generative architectures and training methods (e.g., variational autoencoders, diffusion/flow-matching, diffusion transformers, autoregressive and multimodal transformers, long-context modeling).
  • •Deep experience in at least one AI-for-graphics area such as 3D modeling/asset generation, animation/motion generation, simulation/physics-aware learning, neural rendering, or world models/video prediction.
Education:PhD / Doctorate
Skills:Experimental methodologyProblem-solvingCommunicationResearch analysis
Tech Stack:PyTorchJAX

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