Seed AI Research Scientist Intern — Safety & LLMs (PhD)

ByteDance; San Jose (CA); On-site; USD 97,000 - 138,000; Part time

Benefits offered by this job

Health insurance

10 paid holidays per year

Housing allowance

Job summary

ByteDance’s Seed team seeks a Research Scientist Intern (Seed Responsible AI) in San Jose, starting 2026, to advance AI foundation models and agents. You will conduct rigorous research to improve reliability and safety, while contributing to product development with AI ethics considerations.

This internship targets PhD candidates with a strong ML/NLP research background and coding skills in C/C++ or Python. The role requires US work authorization.

Qualifications

• Currently pursuing a PhD in Computer Science, Mathematics, Engineering, or a related field.
• Strong background in at least one area: LLM training, LLM interpretability, LLM agents, RL, or LLM/AI agent safety.
• Excellent coding ability, data structures and algorithms; proficient in C/C++ or Python.
• Experience with influential ML/NLP/LLM papers or projects is preferred.
• Excellent problem analysis and solving skills.
• Good communication and collaboration skills.
• Must be eligible to work in the United States; no sponsorship provided.

Responsibilities

• Developing advanced AI technologies, focusing on foundation models and agents.
• Conducting research to make AI technologies more reliable, safe, and trustworthy.
• Contributing to product development with regards to AI safety and AI ethics.

Skills

PhD candidate

LLM safety research

C/C++ or Python

Competitive programming

Research publishing

Communication skills

Education

PhD or equivalent

Job description

ByteDance’s Seed team seeks a Research Scientist Intern (Seed Responsible AI) in San Jose, starting 2026, to advance AI foundation models and agents. You will conduct rigorous research to improve reliability and safety, while contributing to product development with AI ethics considerations.

This internship targets PhD candidates with a strong ML/NLP research background and coding skills in C/C++ or Python. The role requires US work authorization.