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Machine Learning Scientist Intern (TikTok - Content Ecology - LLM application) - 2027 Start (PhD)

San Jose, United States of America💼 Internship🗓 2026-09-28

Core

Develop and optimize LLM/MLLM, Agent, NLP, CV, and recommendation models to improve TikTok's content ecosystem.

Role type

PhD intern machine learning scientist (LLM/Agentic AI)

Builds

Next-generation AI products and scalable platform capabilities for content creation, discovery, and governance

Domain

Social media, Large Language Models, Multimodal AI

Deliverable

production ML models

Required skills

Python, C++, TensorFlow, PyTorch, deep learning fundamentals, model training and fine-tuning, distributed computing

Preferred skills

Agent architectures (planning, tool use, memory), LangChain, LlamaIndex, distributed computing optimization, top-tier AI conference publications

Technologies

TensorFlow, PyTorch, LangChain, LlamaIndex

Responsibilities

Design and build advanced Agentic AI frameworks; Implement multimodal AI solutions integrating video, text, and speech; Deploy and scale machine learning solutions in distributed environments

Seniority

PhD Intern

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