[Remote] Machine Learning Engineer Intern - TikTok Search E-Commerce team - 2026 Summer (BS/MS)

Note: The job is a remote job and is open to candidates in USA. TikTok is the leading destination for short-form mobile video. The Search E-Commerce team is seeking an intern to assist in developing TikTok's advanced search algorithm, focusing on improving user experience through machine learning and technology integration. Responsibilities Participate in the improvement of the search core algorithm, possible directions include: Content understanding/matching: Applying the industry's cutting-edge NLP and CV technology 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, letting TikTok search increase the ability of personalization on the basis of "relevant", and understand users better Video understanding: comprehensive use of NLP , CV and other technologies for better video understanding from the perspective of the video itself and social network, improve authority, credibility and usefulness of search results Skills Currently pursuing a Bachelor/Master in Software Development, Computer Science, Computer Engineering, or a related technical discipline Able to commit to working for 12 weeks during Summer 2026 Experience with coding in Python, Java, Golang, C#, or C++ Must obtain work authorization in the country of employment at the time of hire, and maintain ongoing work authorization during employment Graduating December 2026 onwards with intent to return to degree-program after the completion of the internship Demonstrated software engineering or natural language processing, deep learning experience from previous internship, work experience, coding competitions, or publications High levels of creativity and quick problem-solving capabilities Benefits Day one access to health insurance Life insurance Wellbeing benefits 10 paid holidays per year Paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year) Housing allowance Company Overview TikTok is a short-form video entertainment app and social network platform. It is a sub-organization of ByteDance. It was founded in 2003, and is headquartered in Los Angeles, California, USA, with a workforce of 10001+ employees. Its website is