Luk Koska

Luk Koska is a Co-Founder of SF Tensor, an artificial intelligence infrastructure startup based in San Francisco, California. He is currently completing his Bachelor of Science in Computer Science, a degree he is set to receive at the age of 16. Founded in 2025 alongside his two brothers, the four-person company develops high-performance computing tools, including a kernel optimizer and a hardware-aware programming language. SF Tensor is backed by institutional investors such as Y Combinator and Susa Ventures, alongside prominent angel investors including Paul Graham and Max Mullen. The early-stage startup has also secured seed funding from executives at technology firms like Neuralink, Notion, and AMD. Koska currently focuses his efforts on building distributed training systems and optimizing graphics processing unit performance to make compute resources more accessible for artificial intelligence research teams.