Machine Learning Engineer Intern (TikTok Search) - 2026 Start (PhD)
Core
Building and optimizing TikTok's search engine by combining information retrieval with NLP, CV, and LLMs to improve video matching, user behavior modeling, and video understanding.
Role type
PhD Research Intern (Search Engineering)
Builds
Full-stack search engine system for TikTok
Domain
Social media, Search, NLP, Computer Vision, Large Language Models
Deliverable
production ML models
Required skills
NLP, Computer Vision, Large Language Models, Ranking algorithms, Distributed systems, Machine Learning, Algorithm design, Data structures, Coding proficiency
Preferred skills
Software engineering experience, Publications, Coding competitions, Creative problem-solving
Technologies
LLM, NLP, CV
Responsibilities
Improve search core algorithms for content understanding, model user behavior for personalization, and enhance video understanding for search relevance.
Seniority
PhD Intern
