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TikTok · 1 week ago

Machine Learning Engineer Intern (Monetization Technology - Ads Core Global)- 2026 Start (PhD)

United States

Internship

Remote

Intern

Start in 2026 Summer

TikTok is the leading destination for short-form mobile video, and they are seeking talented individuals for an internship in their Ads Core ML Team. The role involves optimizing advertising efficiency, researching advanced delivery systems, and collaborating with product and business teams globally.

Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo

H1B Sponsor Likely

Responsibilities

Assist in optimizing efficiency across the entire advertising funnel, including Recall&Rough-sort, Fine-sort(CTR/CVR), format/creative personalization and system resource allocation

Research & develop a global advanced advertising delivery system through frontier technologies, including ML/DL, RL, LLM and also scaling law in ads recommendation

Design & Set up system framework and standard to continuously improve overall efficiency and meet different vertical business needs

Work with product and business teams from various scenarios with global impact

Qualification

Machine LearningDeep LearningC/C++PythonTensorFlow/PyTorch/MXNetStatisticsAnalytical ThinkingLinux DevelopmentRecommendation SystemsReinforcement Learning

Required

Currently pursuing a PhD Degree in Computer Science, Mathematics, Statistics, or a related technical discipline with 2+ years research or machine learning modeling experience

Able to commit to working for 12 weeks during Summer 2026

Solid programming skills, proficient in C/C++ and Python

Familiar with basic data structure and algorithms

Familiar with Linux development environment

Good analytical thinking capability

Essential knowledge and skills in statistics

Good theoretical grounding in deep learning concepts and techniques

Familiar with architecture and implementation of at least one mainstream machine learning programming framework (TensorFlow/Pytorch/MXNet), familiar with its architecture and implementation mechanism

Preferred

PhD candidate focused on a statistical learning related field

Graduating December 2026 onwards with the intent to return to degree program after the completion of the internship

Good knowledge in one of the following fields: Factorization Machine, Uplift Modeling, Diffusion Models, Reinforcement Learning

Basic understanding of large recommendation system and ads serving system concepts

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

TikTok

Glassdoor3.4

TikTok is a short-form video entertainment app and social network platform. It is a sub-organization of ByteDance.

Founded in 2003

Los Angeles, California, USA

10001+ employees

https://www.tiktok.com

H1B Sponsorship

TikTok has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (979)

2024 (601)

2023 (387)

2022 (322)

2021 (133)

2020 (72)