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.

About the Team
The TikTok Video Recommendation Global Algorithm team plays a central role in the company, responsible the personalized recommendation algorithm for Global (Non-US) users, driving critical product decisions and platform growth The team is made up of global machine learning researchers and engineers, who support and innovate in deep learning, production recommendation models ,and large models to continuously transform and enhance the TikTok user experience and content ecosystem.
The team is fast-paced, collaborative, and impact-driven. We have teams dedicated to working on core recommendations, including User Growth, Lemon8, Social, Content Ecosystem Team, In addition, we also explore Foundation Model Applications using cutting-edge technology.

We're looking for Senior Machine Learning Engineers to join the team.
By participating the General Hire , you will have the opportunity to communicate with teams in various business line and choose the team you're most interested in.

Responsibilities:
Responsibilities:
- Build industry-leading recommendation system, improving user experience, content ecosystem and platform security;
- Deliver end-to-end machine learning solution to address critical product challenges;
- Own the full stack machine learning system and optimize algorithms and infrastructure to improve recommendation performance.
- Work with cross functional teams to design product strategies and build solutions to grow TikTok in global markets