Machine Learning Scientist Intern (TikTok-Recommendation) - 2027 Start (PhD)

TikTok
San Jose
InternshipFunction: Data Science & Machine LearningEducation: phdSkills: ["Research","Collaboration","Impact-driven","Problem-solving"]

Build industry-leading recommendation systems that improve user experience, strengthen platform safety, and support a vibrant content ecosystem. Deliver end-to-end ML solutions for challenges including content understanding, LLMs, robustness, and fairness. Own and optimize the full-stack ML pipeline from algorithm design through system infrastructure. Collaborate cross-functionally to shape product strategies and help drive TikTok’s growth across key global markets.

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FursaFursa
TikTok
TikTok
1 day ago

Machine Learning Scientist Intern (TikTok-Recommendation) - 2027 Start (PhD)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 12 hours agoStatus: Live

Job Summary

Build industry-leading recommendation systems that improve user experience, strengthen platform safety, and support a vibrant content ecosystem. Deliver end-to-end ML solutions for challenges including content understanding, LLMs, robustness, and fairness. Own and optimize the full-stack ML pipeline from algorithm design through system infrastructure. Collaborate cross-functionally to shape product strategies and help drive TikTok’s growth across key global markets.
Location: San Jose
Employment Type: Internship
Job Function: Data Science & Machine Learning
Seniority: Intern level

Key Responsibilities

  • •Drive development of recommendation systems to improve user experience, platform safety, and content ecosystem outcomes.
  • •Deliver end-to-end machine learning solutions addressing product challenges in content understanding, LLMs, robustness, and fairness.
  • •Own and optimize the full-stack ML pipeline from algorithm design to system infrastructure to improve recommendation performance.
  • •Collaborate cross-functionally to craft product strategies and develop intelligent solutions supporting TikTok growth in global markets.

Key Requirements

  • •Currently pursuing a PhD with a background in computer science, machine learning, or similar fields.
  • •Good knowledge of theoretical and empirical research approaches for research problems.
  • •Solid experience with at least one popular deep learning framework (e.g., PyTorch, TensorFlow) and familiarity with deep neural network architectures.
  • •Research experience in areas such as applied machine learning, machine learning infrastructure, large-scale recommendation systems, or market-facing ML products.
  • •Proficiency in C/C++, Python, and shell programming, with a deep understanding of data structures and algorithm design.
Experience:AI researchMachine learning infrastructureLarge-scale recommendation systemsDeep learning
Education:PhD / Doctorate
Skills:ResearchCollaborationImpact-drivenProblem-solving
Tech Stack:PyTorchTensorFlowPythonCC++ShellLLMsDeep neural networksRecommendation systemsData structuresAlgorithms

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