Wehrtyou
AI Researcher, LLMs
London, United Kingdom; New York, NY, United States. Posted 2 months ago
The role
An LLM-focused AI Researcher will work on the HAIL team to build large language models from scratch. This includes tokenizer training, dataset curation, pretraining, post-training, evaluation design, inference, and live trading.
What you will do
- Tokenizer training
- Dataset curation and mixing
- Pretraining
- Post-training
- Evaluation design
- Inference
- Live trading
Required qualifications
- Two or more years of hands-on experience training, post-training, or evaluating LLMs at scale
- Direct experience with at least one of: large-scale pretraining, post-training (SFT, RL), LLM evaluation design and statistical analysis, or distributed training/inference systems
- Research taste: ability to identify what's worth trying next, design ablations that change decisions, and update beliefs from evidence
- Strong engineering skills
Nice to have
- GPU kernel development
- Lower-level PyTorch internals
- Published work on a frontier-style LLM result
Benefits
- Competitive benefits package
Before you apply
- Use of AI tools by an applicant during interviews or assessments is strictly prohibited, unless otherwise instructed or agreed upon
About the company
Hudson River Trading (HRT) brings a scientific approach to trading financial products. They have built one of the world's most sophisticated computing environments for research and development.