The talent pool that can optimize AI is measured in thousands. We're building agents to close the gap.

Small team, in-person in SF. Performance work across accelerators, architectures, and every layer of the stack.

Ian Ye

Ian Ye

Technical Staff

Ian co-founded Willow as part of YCombinator's Summer '24 batch. He studied CS at Stanford and was concertmaster of the Toronto Symphony Youth Orchestra.

John Hahn

John Hahn

Technical Staff

John worked on data center automation software at Amazon Web Services (AWS) and studied Computer Science at the University of Chicago. He was also a Lieutenant at the Singaporean Armed Forces.

Steven Arellano

Steven Arellano

Founder

Steven has done High Performance Computing work and AI infrastructure work at Two Sigma, Google, and Sei Labs. He studied Computer Science (BS + MS) at the University of Chicago.

Emilio Andere

Emilio Andere

Founder

Emilio built products at Elicit and Sphere, and published ML research at Argonne National Lab and UChicago (NeurIPS '22). He studied Mathematics at the University of Chicago.

Backed by

Fifty Years
Fifty Years
Y Combinator
Y Combinator
Liquid 2
Liquid 2
NVIDIA Inception
NVIDIA Inception

Angel Investors

Jeff Dean
Jeff DeanChief Scientist, Google
Woj Zaremba
Woj ZarembaCo-Founder, OpenAI
Dan Fu
Dan FuHead of Kernels, Together
Charlie Songhurst
Charlie SonghurstBoard of Directors, Meta
Arash Ferdowsi
Arash FerdowsiCo-Founder, Dropbox
Kawal Gandhi
Kawal GandhiOffice of CTO, Google

Join the team

We're looking for talented engineers to help us build the future of GPU development.

View Open Roles