Research Scientist, Multimodal AI for Global E-commerce

TikTok Inc.; Seattle (WA); On-site; USD 207,000 - 368,000; Full time

Job summary

TikTok Inc. in Seattle seeks graduates to join a forward-looking Global E-commerce team. You will work on building foundational multimodal models and an agent-based framework for end-to-end intelligent decision-making across demand forecasting, traffic allocation, and personalized recommendations.

The role emphasizes tackling heterogeneous data, multimodal coordination, and scalable model development. Applicants should be prepared to onboard by end of 2027 and state graduation dates in the

Qualifications

• PhD in a relevant technical field.
• Strong foundation in machine learning; publications preferred.
• Familiarity with big data frameworks (Hadoop, MapReduce, Spark).
• Experience with TensorFlow or PyTorch for model training/deployment.

Responsibilities

• Design algorithms and systems that leverage LLMs and generative models for content-to-commerce matching, product summarization, etc
• Explore novel architectures and strategies for generative recommendation systems
• Contribute to the research community via internal papers, patents, or external publications
• Drive scientific rigor while balancing real-world constraints

Skills

ML fundamentals

Big data frameworks

TensorFlow / PyTorch

Education

PhD in Software Development, Computer Science, or Computer Engineering

Tools

Hadoop

MapReduce

Spark

TensorFlow

PyTorch

Job description

TikTok Inc. in Seattle seeks graduates to join a forward-looking Global E-commerce team. You will work on building foundational multimodal models and an agent-based framework for end-to-end intelligent decision-making across demand forecasting, traffic allocation, and personalized recommendations.

The role emphasizes tackling heterogeneous data, multimodal coordination, and scalable model development. Applicants should be prepared to onboard by end of 2027 and state graduation dates in the