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Applied AI Scientist, Small Language Model and AI Training

San Francisco, California💼 Full-time💰 $218,500–$218,500🗓 2026-06-02 → 2026-07-31

Core

Lead research and development of efficient, high-performance small language models tailored for practical applications, optimizing architectures and training pipelines.

Role type

Applied AI Scientist (Small Language Models)

Builds

Efficient language models and scalable AI training pipelines

Domain

Artificial Intelligence / Machine Learning / Software Development

Deliverable

production ML models

Required skills

Python, PyTorch, TensorFlow, JAX, language model architectures, distributed training, data pipeline design, model compression, fine-tuning, domain adaptation, AI safety, interpretability

Preferred skills

reinforcement learning, prompt engineering, transfer learning, developer tools, AI alignment, ethical AI training methodologies

Technologies

PyTorch, TensorFlow, JAX

Responsibilities

Lead R&D of novel training methodologies and architectures for small language models; Design, implement, and evaluate model training experiments; Collaborate on scalable training pipelines and deployment strategies; Develop techniques for model compression and domain adaptation; Ensure AI safety, fairness, and alignment; Mentor cross-functional teams on applied ML methods; Evaluate and integrate new tools and datasets; Partner with product teams to translate model capabilities into features.

Seniority

Senior, hands-on IC with mentorship responsibilities

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