About the role#
The E-commerce Recommendation Infra team builds and optimizes the systems that power product discovery on TikTok. We work with applied machine learning engineers to create scalable infrastructure that supports our recommendation algorithms and large-scale models. This is a paid, full-time internship for Summer 2027.
What you'll do#
- Build and maintain high performance online services for the TikTok recommendation system.
- Develop efficient, reliable data pipelines for tasks like candidate generation, profile creation, and real-time online training.
- Collaborate with your mentor to build globalized, large-scale recommendation systems.
- Design and develop high performance computing frameworks and storage systems.
What you'll need#
- Current pursuit of an Undergraduate or Masters degree in Computer Science, Computer Engineering, or a related technical discipline.
- Ability to commit to a 12-week full-time work period during Summer 2027.
- Programming experience in C, C++, Java, or Golang.
- Strong communication skills and a sense of ownership.
- Demonstrated software engineering experience through past internships, work, coding competitions, or publications.
- Experience in personalized recommendations, search engines, machine learning, distributed storage systems, or big data frameworks is preferred.
Location & details#
- This position is based on-site in Seattle, Washington.
- The hourly rate for this role is $42.75.
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.
