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Senior Machine Learning Engineer, Search engine, E-Commerce Alliance

Seattle, United States of America💼 Full-time🗓 2026-09-28

Core

Design and build large-scale machine learning algorithms to optimize e-commerce search engines, ranking, and query analysis for TikTok users, merchants, and creators.

Role type

Senior IC machine learning engineer (search & e-commerce)

Builds

E-commerce search engines, ranking systems, and matching tools for TikTok's merchant and creator platforms

Domain

E-commerce, Search, Recommendation Systems

Deliverable

production ML models

Required skills

C++, Python, Shell, Sparse LR, DFFM, Deep&Wide, DSSM, TensorFlow, Caffe, MXNet

Preferred skills

Search engines, recommendation systems, computational advertising

Responsibilities

Design and build large-scale ML algorithms for e-commerce search optimization; Develop ML solutions and strategies based on user query analysis; Analyze creator and merchant behavior to build targeted algorithm strategies; Support rapid development of TikTok's e-commerce business

Seniority

Senior, hands-on IC

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