Josh Köter is a Senior Frontend Engineer at Protium, bringing over 8 years of experience building web applications to the table.

Josh has worked across agencies, startups, and freelance projects serving more than 100 clients — delivering interfaces for businesses in industries ranging from creative arts and e-commerce to Web3 and real-time multiplayer applications.

Specializing in React, TypeScript, and modern CSS, Josh has led the development of greenfield front-ends, design systems, and complex interactive experiences. His expertise drives Protium to deliver polished, performant, and accessible user interfaces.