John Barrus

VP of Product

John Barrus is VP of Product at Niobium, where he focuses on making privacy-preserving computation accessible to every developer. Previously he served as VP of Product Management at Groq and Product Manager for Cloud TPUs at Google. He holds a Ph.D. in Mechanical Engineering from MIT.

1 post by John Barrus

Apr 14, 2026

Why I Joined Niobium - John Barrus

Niobium's VP of Product explains why he joined the company make fully homomorphic encryption practical for real-world use, and why encrypted compute is urgent.

Culture