Research Scientist - LLM Applications for International E-commerce Scenarios - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

TikTok
Singapore
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningEducation: phdSkills: ["Problem-solving","Self-learning","Teamwork"]

Research and help build a next-generation foundational multimodal large model for global e-commerce. Work on agent-driven, modular architectures and generative recommendation systems that unify users, products, content, logistics, and inventory. Focus on challenges like multimodal alignment, tokenization for massive item catalogs, long-text multilingual modeling, and evaluation for safety and compliance—optimizing both training and inference with large-model frameworks.

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FursaFursa
TikTok
TikTok
1 month ago

Research Scientist - LLM Applications for International E-commerce Scenarios - Global Frontier Tech Recruitment Program - 2027 Start (PhD)

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Job Summary

Research and help build a next-generation foundational multimodal large model for global e-commerce. Work on agent-driven, modular architectures and generative recommendation systems that unify users, products, content, logistics, and inventory. Focus on challenges like multimodal alignment, tokenization for massive item catalogs, long-text multilingual modeling, and evaluation for safety and compliance—optimizing both training and inference with large-model frameworks.
Location: Singapore
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Graduate level

Key Responsibilities

  • •Develop advanced recommendation and search approaches for global e-commerce scenarios using large models.
  • •Build multimodal and multilingual foundation modeling integrating users, products, content, logistics, and inventory.
  • •Design scalable tokenization and training/generation strategies for representing billions of recommendation items.
  • •Create modular, agent-driven architectures enabling task planning, tool use, multi-turn reasoning, and environment interaction.
  • •Establish evaluation metrics/benchmarks for agent robustness, safety, and compliance under constrained and adversarial conditions.

Key Requirements

  • •Ph.D. in Computer Science, AI, Mathematics, or a related field with strong fundamentals in data structures, algorithms, and mathematical modeling.
  • •Research experience in deep learning, NLP, CV, reinforcement learning, generative models, or multimodal learning.
  • •Proficiency in major programming languages and machine learning frameworks (e.g., PyTorch, TensorFlow).
  • •Track record of publications in major AI/CS conferences or journals (e.g., NeurIPS, ICML, ICLR, CVPR, ACL, KDD, SIGIR, WWW) or top algorithmic competition rankings.
  • •Hands-on experience on projects related to search, advertising, recommendation systems, or large language models (LLMs), including multimodal large models for long-text processing.
Education:PhD / Doctorate
Skills:Problem-solvingSelf-learningTeamwork
Tech Stack:PyTorchTensorFlowSGLang

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