Develops next-generation large language models through research, experimentation, and engineering on pre-training team. Requires strong Python/PyTorch skills, ML expertise, and MS/PhD in related field.
350k – 850k/yr
HybridAI Research
About the role
Key Responsibilities
Conduct research and implement solutions in model architecture, algorithms, data processing, and optimizer development
Independently lead small research projects while collaborating on larger initiatives
Design, run, and analyze scientific experiments to advance understanding of large language models
Optimize and scale training infrastructure for efficiency and reliability
Develop and improve dev tooling to enhance team productivity
Contribute to the entire stack, from low-level optimizations to high-level model design
Qualifications
Advanced degree (MS or PhD) in Computer Science, Machine Learning, or related field
Strong software engineering skills with proven track record of building complex systems
Expertise in Python and experience with deep learning frameworks (PyTorch preferred)
Familiarity with large-scale machine learning, particularly language models
Ability to balance research goals with practical engineering constraints
Strong problem-solving skills and results-oriented mindset
Excellent communication skills and collaborative work style
Care about societal impacts of work
Preferred Experience
Work on high-performance, large-scale ML systems
Familiarity with GPUs, Kubernetes, and OS internals
Experience with language modeling using transformer architectures
Knowledge of reinforcement learning techniques
Background in large-scale ETL processes
Sample Projects
Optimizing throughput of novel attention mechanisms
Comparing compute efficiency of different Transformer variants
Preparing large-scale datasets for efficient model consumption
Scaling distributed training jobs to thousands of GPUs
Designing fault tolerance strategies for training infrastructure
Creating interactive visualizations of model internals
Conducts research on pre-training methodologies for large AI models, develops new architectures and data strategies, runs large-scale experiments, and publishes findings. Requires strong ML fundamentals, Python proficiency, and experience with deep learning frameworks.
350k – 475k/yr
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