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Jonna
@jonnasop
Full Stack and Blockchain Engineer for Fintech and Wallet Systems
Royaume-Uni
Anglais
À propos de moi
I’m a Senior Full Stack and Blockchain Engineer with 6+ years of experience building secure fintech and Web3 systems. I develop crypto exchanges, wallet infrastructure, DeFi platforms, and scalable SaaS backends. My stack includes React, React Native, Next.js, NestJS, Node.js, microservices, Kafka, Redis, Docker, and cloud deployment. I focus on security, performance, and clean architecture. I’ve built platforms serving 500K+ users. Let’s build something production ready.
Compétences
Jonna
hors ligne •
Temps de réponse moyen de 2 heures
Voir mes services
Développement du portefeuille électronique
I will create crypto wallet, crypto exchange website and mobile app for you
Plateformes d'échange
I will develop crypto exchange website and mobile apps
