Daria Soboleva is a Head Research Scientist at Cerebras working on efficient AI systems. Prior to Cerebras, Daria worked at Google, building expertise in research and engineering. She's the creator of SlimPajama (627B token dataset with 1M+ downloads) and BTLM-3B-8K, a model achieving 7B-level performance with less compute. Daria specializes in optimizing LLM architectures with focus on mixture-of-experts models and hardware-efficient training.