Applied Scientist Intern: Multimodal AI & Moderation

TikTok Inc.; San Jose (CA); On-site; USD 28,000 - 41,000; Full time

Job summary

TikTok Inc. in San Jose invites an intern to join our Trust and Safety team in 2027. You will explore bold ideas, tackle complex AI moderation challenges, and gain hands-on experience with state-of-the-art ML systems that protect billions of users worldwide.

You will work on multimodal moderation models and agentic moderation concepts, learning from experts in RL, MoE, and tool integration, while demonstrating initiative and clear communication in your resume for Summer onboarding.

Qualifications

• Pursuing a PhD in a relevant field
• Strong understanding of cutting-edge LLM research and practical implementation experience a plus
• Proficiency in Python, Rust, or C++ and deep learning frameworks (PyTorch, DeepSpeed, Megatron, vLLM)
• Familiarity with distributed computing, PEFT, RL, MoE, CoT or LangChain is a plus

Skills

Python

Rust

C++

Deep learning

Education

PhD in Computer Science, Data Science, AI or related field

Tools

PyTorch

DeepSpeed

Megatron

vLLM

Job description

TikTok Inc. in San Jose invites an intern to join our Trust and Safety team in 2027. You will explore bold ideas, tackle complex AI moderation challenges, and gain hands-on experience with state-of-the-art ML systems that protect billions of users worldwide.

You will work on multimodal moderation models and agentic moderation concepts, learning from experts in RL, MoE, and tool integration, while demonstrating initiative and clear communication in your resume for Summer onboarding.