Machine Learning Scientist Intern (TikTok-Content Ecology—LLM application) - 2026 Start (PhD)

The Content Ecology Algorithm Team drives TikTok’s AI innovations in LLMs, NLP, Computer Vision (CV), multimodal learning, and recommendation algorithms. We develop cutting-edge AI capabilities that power multiple business lines, including Local Services, Search, Core Video Architecture, Professional Content (PGC), and User Growth (UG).Our work includes:
- Short Video Content Understanding – Building multimodal AI models to analyze video, text, and speech.
- Global Trending Event Detection – Developing real-time AI systems to detect viral trends worldwide.
- Intelligent Customer Service – Implementing chatbot and automation solutions using LLMs.
- AI-Driven Content Discovery – Enhancing personalized content recommendations through advanced algorithms.
With millions of daily users, our work directly impacts TikTok’s growth and user engagement. We are looking for talented individuals to join us for an internship in 2026. Internships at TikTok aim to offer students industry...

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