Java Backend Engineer – Fiat Payment Channels

We are looking for a skilled Java Backend Engineer to join our Fiat Payments team. You will be responsible for integrating and maintaining banking and card payment channels across multiple markets, building the infrastructure that connects our platform to global financial networks.

• Design and develop integrations with banks, card networks (Visa/Mastercard), and payment service providers
• Build and maintain high-availability, high-concurrency payment processing systems
• Develop core payment modules including channel routing, clearing, reconciliation, and settlement
• Collaborate with cross-functional teams (product, risk, compliance) to deliver reliable payment solutions
• Participate in code reviews, system design discussions, and technical troubleshooting
• Continuously optimize system performance, stability, and scalability

• 3–5 years of Java backend developme...