Machine Learning Engineer Graduate (TikTok Shop Global E-Commerce, Search) - 2026 Start (PhD)
Core
Build state-of-the-art large-scale machine learning search algorithms for TikTok's global e-commerce platform to serve over 1 billion monthly users.
Role type
PhD-level Machine Learning Engineer (Search & E-commerce)
Builds
End-to-end search engine and ranking systems for e-commerce, video, and live stream content
Domain
Global E-commerce, Search, Multi-modal AI (NLP, CV)
Deliverable
production ML models
Required skills
Machine learning, NLP, Computer Vision, Data structures and algorithms, Statistics, Programming, Query analysis, Ranking system design, Multi-modal matching
Preferred skills
Top-tier publication records, ACM-ICPC medals, Business adaptation, Project implementation
Technologies
Large-scale ML frameworks, NLP tools, CV libraries, Search infrastructure
Responsibilities
Optimize query analysis and text relevance matching; Design and implement end-to-end ranking systems (recall, first/final stage, mixed row); Improve personalized shopping interest models; Solve supply-demand matching and business cold-start problems; Deploy models on relevant software platforms
Seniority
PhD Graduate, Research & Development
