ByteDance
Research Scientist Graduate (Seed Model - LLM) - 2026 Start (PhD)
San Jose, California · Full-time · Posted Oct 28, 2026
- Education
- PhD in a listed or related discipline.
About the job
Research and develop large language models, optimizing their training, capabilities, systems, and real-world applications.
What you'll do
- Explore large-scale models and optimize systems.
- Construct data and work on instruction tuning, preference alignment, and model optimization.
- Improve model capabilities such as reasoning, coding, and math, and research future use cases.
What they ask for
- Completing or recently completed a PhD in Computer Science, Electrical Engineering, Electrical and Computer Engineering, Physics, Mathematics, or a related discipline.
- Excellent coding ability and skills in data structures and fundamental algorithms.
- Proficiency in C/C++ or Python.
Nice to have
- Experience with large-scale model training, deep learning, and machine learning algorithms.
- Having led influential projects or papers in large-scale models.
Tools
C/C++, Python
AI focus
Research and develop LLMs, including pretraining-related work, instruction tuning, preference alignment, model optimization, and capabilities such as reasoning, coding, and math.
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