Machine Learning Engineer Intern… at TikTok · Seattle

Summary: TikTok is the leading destination for short-form mobile video, aiming to inspire creativity and bring joy. They are seeking a Machine Learning Engineer Intern for the 2026 summer internship, where the intern will work on improving TikTok's search engine through advanced machine learning techniques in NLP and CV. 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 Required Qualifications: - Must be able to commit to a 12-week full-time work period during Summer 2026 - Currently pursuing a Bachelor's or Master's in Software Development, Computer Science, Computer Engineering, or a related technical discipline - Proficient coding skills and strong algorithm & data structure basis - Effective communication and teamwork skills - Experience in one or more of the following areas: NLP, Ranking, Ads, search engine, recommender system, distributed system, and machine learning Preferred Qualifications: - Demonstrated software engineering experience from previous internship, work experience, coding competitions, or publications - High levels of creativity and quick problem-solving capabilities Required Skills: NLP, Computer Science, Software Development, Computer Engineering, Coding, Algorithms, Data Structures, Ranking, Ads, Search Engine, Recommender System, Distributed System, Machine Learning Internship Start Date: Start in 2026 Summer Benefits: Interns have day one access to health insurance, life insurance, wellbeing benefits and more., Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year)., Interns who are not working 100% remote may also be eligible for housing allowance.