About the role#
The Global E-Commerce Content Recommendation team develops the models that drive product decisions and platform growth. As an intern, you will contribute to production recommendation systems and work on research that shapes future technologies. This role involves hands-on collaboration with researchers and engineers to solve complex technical challenges.
What you'll do#
- Build recommendation systems to improve user experience, the content ecosystem, and platform security.
- Explore generative techniques like Diffusion Models, prompt learning, and multimodal content generation.
- Develop multi-model systems that unify recommendations across livestreams, short videos, and search.
- Deliver end-to-end machine learning solutions for critical product problems.
- Manage full-stack machine learning systems and optimize algorithms to improve performance.
- Work with cross-functional teams to design product strategies for key markets.
What you'll need#
- Current enrollment in a PhD program for computer science, machine learning, or a related field.
- Knowledge of theoretical and empirical research methods.
- Experience with deep learning frameworks like PyTorch or TensorFlow and familiarity with neural network architectures.
- Research experience in applied machine learning, large-scale recommendation systems, or machine learning infrastructure.
- A record of first-author publications in top AI conferences or journals.
- Proficiency in C/C++, Python, and shell programming, along with a strong grasp of data structures and algorithms.
- Prior internship experience in an AI research organization.
Location & details#
- Location: Seattle, Washington.
- Term: Summer 2027.
- Work modality: On-site.
- Employment: Full-time intern.
About TikTok
TikTok operates as an entertainment provider. The company maintains a global presence with offices in cities including Los Angeles, Singapore, New York, London, and Tokyo. It employs over 92,000 people. The organization is privately held.
How to get in at TikTok
Landing an internship at TikTok requires speed because early applicants often get seen before the pile grows. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you can apply among the first. This gives you a better chance of your resume being reviewed while the team is still actively filling the position. You should aim to be one of the first people to submit your materials. Reaching out to the right person can also improve your chances of getting a response. Intern Insider surfaces the recruiters behind the company roles so you can contact them directly to ask about the role or a referral. This direct approach often works better than waiting for a response from a general application queue.



