[Remote] Machine Learning Engineer Intern (E-commerce-Recommendation) - 2026 Start (PhD)

Note: The job is a remote job and is open to candidates in USA. ByteDance is a leading technology company known for its innovative products like TikTok. They are seeking a Machine Learning Engineer Intern to contribute to the E-commerce Recommendation Team by conducting research in machine learning algorithms and building large-scale recommendation systems for TikTok users. Responsibilities Work in a team to conduct cutting-edge research in machine learning algorithms, such as retrieval and recommendation algorithms Participate in building large-scale (10 million to 100 million) e-commerce recommendation algorithms and systems, including commodity recommendations, live stream recommendations, short video recommendations etc in TikTok Build long and short term user interest models, analyze and extract relevant information from large amounts of various data and design algorithms to explore users' latent interests efficiently Apply machine learning algorithms to improve the different business scenarios, such as search ranking, natural language and video understanding, and trust and safety Skills Currently pursuing PhD in Computer Science, related technical field or equivalent industrial research experience Experience in one of the following fields: recommendation systems, online advertising, information retrieval, natural language processing, computer vision, machine learning, large-scale data mining, or related fields preferred Familiar with at least one of the mainstream deep learning frameworks, such as TensorFlow or PyTorch Passionate about solving complex and challenging problems Must obtain work authorization in the country of employment at the time of hire, and maintain ongoing work authorization during employment Benefits Interns have day one access to health insurance Life insurance Wellbeing benefits and more Interns also receive 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) Interns who are not working 100% remote may also be eligible for housing allowance. Company Overview ByteDance is a technology company that develops content creation platforms and services. It was founded in 2012, and is headquartered in Beijing, Beijing, CHN, with a workforce of 10001+ employees. Its website is Company H1B Sponsorship ByteDance has a track record of offering H1B sponsorships, with 1350 in 2025, 1123 in 2024, 775 in 2023, 487 in 2022, 417 in 2021, 245 in 2020. Please note that this does not guarantee sponsorship for this specific role.