TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and its offices include New York, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.
Join us.

The mission of our PGC TV Algo team is to push next-generation machine learning algorithms for the TV recommendation system in our company. We also drive substantial impact on core businesses of the company. Currently, we are looking for interns to join our team to support and advance that mission.

TikTok TV team leads product and growth initiatives for TikTok TV app on all TV platforms with a data-driven and results-focused engineering and product mindset. We are seeking talented individuals who enjoy the intersection of machine learning, product, data, and engineering to help us reach the next milestone of billions of users.

In the PGC, TikTok TV algo team, you'll have the opportunity to build and optimize TikTok TV recommendation algorithm on all TV platforms to bring joys to our users in all scenes. PGC TV algo team allows you to get a first look at state-of-the-art machine learning technologies the most innovative organizations are using and be able to contribute based on that. At Tiktok TV, we encounter a diversity of technical challenges, i.e. build specialized recommendation algorithms, high quality content pools for TV, ensure ML system stability, etc.

We are looking for talented individuals to join us for an internship in 2025. Internships at TikTok aim to offer students industry exposure and hands-on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at TikTok. This Internship Program runs for 10-24 weeks.

Applications will be reviewed on a rolling basis. We encourage you to apply early. Candidates can apply to a maximum of TWO positions and will be considered for jobs in the order you apply. The application limit is applicable to TikTok and its affiliates' jobs globally.

Responsibilities
- Responsible for using cutting edge ML algorithms to improve TV core metrics.
- Responsible for using algorithms to identify events and behaviors that affect product experience and efficiency, and building data models to help create a favorable ecosystem and support business operations.
- Participate in building/analyzing data for various TV markets such as US/EU to identify potential TV algo issues, building large-scale ML algorithm/feature sequence models to support business scenarios such as content understanding, multimodal representation, and solving problems related to TV products.
- Explore and research cutting-edge technologies in machine learning/sequence learning and related fields, implement these technologies in practical business scenarios, and support the production of scalable and optimised machine learning models.