TikTok
(General Hire) Machine Learning Engineer Intern (Trust and Safety - CV/NLP/Multimodal LLM) - 2027 Summer
San Jose, California · Internship · Posted Oct 28, 2026
- Education
- Currently pursuing a Master's degree in computer science, machine learning, or similar fields.
About the job
Develop and optimize machine-learning moderation models and systems to detect high-risk content and improve TikTok content safety.
What you'll do
- Explore few-shot and zero-shot moderation approaches using multimodal large models, and build models that generalize across content safety scenarios.
- Support reinforcement-learning-based data mining and design Chain-of-Thought annotation frameworks for complex-risk understanding.
- Build risk ranking and recall systems, and collaborate with product and policy teams on deployment and optimization.
What they ask for
- Currently pursuing a master's degree in computer science, machine learning, or a similar field.
- Solid foundation in machine learning and deep learning; familiarity with multimodal modeling.
- Interest in content safety and understanding of risk identification challenges in moderation workflows.
- Proficiency in end-to-end algorithm development, including data processing, modeling, and evaluation; PyTorch or TensorFlow experience required.
Nice to have
- Hands-on experience with large model projects.
- Strong learning ability, clear communication, teamwork, and responsibility.
Tools
PyTorch, TensorFlow
AI focus
Develop multimodal large-model moderation approaches, including few-shot and zero-shot strategies; support reinforcement-learning-based data mining, CoT annotation, and risk ranking and recall systems.
Model-written summary · the original posting is authoritative