Research Scientist - TikTok Search (Generative AI) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

TikTok
San Jose
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningEducation: phdSkills: ["Problem-solving","Collaboration","Fast-paced execution","Research ability"]

Build next-generation AI-native search systems for TikTok, advancing generative and multimodal search across video, text, and image. Work on integrating large models with ranking and personalization, scaling retrieval and ranking to ultra-large candidate sets, and improving long, ambiguous, multi-turn query understanding. Explore LLM-based agent frameworks and collaborate cross-functionally to ship research into production.

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FursaFursa
TikTok
TikTok
1 month ago

Research Scientist - TikTok Search (Generative AI) - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 4 hours agoStatus: Live

Job Summary

Build next-generation AI-native search systems for TikTok, advancing generative and multimodal search across video, text, and image. Work on integrating large models with ranking and personalization, scaling retrieval and ranking to ultra-large candidate sets, and improving long, ambiguous, multi-turn query understanding. Explore LLM-based agent frameworks and collaborate cross-functionally to ship research into production.
Location: San Jose
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning

Key Responsibilities

  • •Develop next-generation AI search systems using large models (LLMs).
  • •Improve ranking, personalization, and relevance in search.
  • •Build generative and multimodal search models for video, text, and image.
  • •Explore LLM-based agents for complex and multi-turn queries.
  • •Optimize large-scale retrieval and ranking and collaborate to ship research into production.

Key Requirements

  • •Completing or recently completed a PhD in Software Development, Computer Science, Computer Engineering, or a related technical discipline.
  • •Solid foundation in machine learning, deep learning, or information retrieval.
  • •Experience in at least one of: LLMs, search/recommendation systems, ranking, NLP, or multimodal learning.
  • •Strong programming skills in Python and familiarity with ML frameworks such as PyTorch or TensorFlow.
  • •Demonstrated research ability via publications, projects, or internships.
Experience:ResearchMachine learningDeep learningInformation retrievalLLMsSearch/recommendation
Education:PhD / Doctorate in Software Development, Computer Science, Computer Engineering (or related technical discipline)
Skills:Problem-solvingCollaborationFast-paced executionResearch ability
Tech Stack:PythonPyTorchTensorFlowLLMsNLPMultimodalRLHF

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