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TikTok · 18 hours ago

Machine Learning Engineer Intern - TikTok Search Team - 2026 Summer (BS/MS)

San Jose, CA

Internship

Onsite

Intern

$45/hr - $60/hr

Start in 2026 Spring

TikTok is the leading destination for short-form mobile video. The Search Engineering Team is responsible for building and owning TikTok's search engine, and they are seeking an intern to participate in improving the search core algorithm using modern machine learning methods.

Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo

No H1B

Responsibilities

Participate in the improvement of the search core algorithm, possible directions include:

Content understanding: Applying the industry's cutting-edge NLP and CV technology and leveraging LLM to match the most relevant videos for each search query, and continuously improve the relevance of TikTok search

User Behavior Modeling: solving the recommendation problem in search, let TikTok search increase the ability of personalization on the basis of "relevant", and understand users better

Video understanding: comprehensive use of NLP, CV, as well as LLM for better video understanding from the perspective of the video itself and social network, improve authority, credibility, and usefulness of search results

Qualification

NLPMachine LearningSoftware DevelopmentAlgorithm & Data StructuresRecommender SystemSearch EngineDistributed SystemRankingCommunicationTeamworkCreativityProblem Solving