We are looking for a **Java Backend Developer** with experience in **payment systems** to develop secure and scalable backend services for financial transactions.Responsibilities* Develop and maintain backend services using Java and Spring Boot.* Build and integrate payment processing systems.* Develop RESTful APIs and microservices.* Ensure system security and compliance (PCI-DSS).* Optimize performance and reliability.* Fix bugs and support production systems.* Collaborate with cross-functional teams.