Paul has been an exceptional blockchain and backend developer at Valmira. His technical depth, reliability, and commitment consistently exceeded every expectation. Even when challenges appeared or plans shifted, he showed ownership, resilience, and a drive to deliver quality. I fully recommend him to anyone seeking a world-class developer who truly cares about the success of the project.
Collaborator•Jan 23, 2026
Paul Kopold has been an outstanding partner on multiple long-term blockchain and DeFi projects. He developed a production-ready crypto wallet for both iOS and Android using React Native, integrating fiat on-ramp, swaps, and secure blockchain interactions with exceptional attention to detail. Beyond this app, Paul has successfully delivered complex systems for DeFi protocols, NFT marketplaces, governance platforms, and ICO infrastructures. His technical depth, reliability, and ability to turn com
