Sebastian Raschka

At-a-Glance

Founder and Principal AI & LLM Research Engineer at RAIR Lab since 2025.
Author of bestselling books 'Build a Large Language Model (From Scratch)', 'Machine Learning with PyTorch and Scikit-Learn', and 'Machine Learning Q and AI'.
Served as a statistics professor at the University of Wisconsin–Madison for 7 years and 9 months.
Worked as a senior engineer at Lightning AI for 3 years and 2 months, implementing LLM solutions.
Holds a Doctor of Philosophy (PhD).

Biography

Sebastian Raschka, PhD, is a Principal AI & LLM Research Engineer and the founder of RAIR Lab, established in 2025. With over a decade of experience in artificial intelligence, he specializes in large language models (LLMs) and the development of high-performance AI systems, focusing on practical, code-driven implementations.

Raschka is the author of several bestselling books that delve into the mechanics and development of AI.