TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, 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 team aim to enhance privacy and security worldwide, tackling the unprecedented compliance challenges. We drive privacy initiatives across big data realms, utilizing different approaches. As data is the cornerstone of privacy, safeguarding user data is one of our primary objectives. Data-driven and AI-driven privacy modeling technologies are emerging areas that are yet to be well-defined in our industry. By joining the team, you will have the opportunity to refine the privacy-aware data understanding and perception framework, utilize advanced privacy technology and AI techniques to ensure our users’ privacy across TikTok's products and platforms. Simultaneously, we are conducting applied research on state-of-the-art methods in related fields. You will have numerous opportunities to explore a wide variety of scenarios and undertake cutting-edge research work to impact billions of users and customers.

Responsibilities
• Lead a team to develop large language models, with a particular focus on intelligent interactions, text generation, and the construction and enhancement of other core NLP/ML algorithm models.
• Investigate cutting-edge technologies related to large language models and apply them to privacy-centric scenarios.
• Lead and collaborate with cross-functional teams through implementing relevant applications within the domain of privacy, including but not limited to content generation, reasoning, and code generation, etc., to address business pinpoints at multiple levels of stakeholders .