Built scalable backend systems in a Java-centric stack, contributing to payment integration and cloud-backed services. R E S P O N S I B I L I T I E S Designed and implemented scalable backend systems using Java, Spring Framework, Hibernate, and the Criteria API over MySQL. Integrated Adyen payment processing into the platform, handling payment flows and transaction reliability. Used AWS services to improve performance and availability of backend services. Collaborated with a cross-functional team in an agile process; identified and resolved defects to keep systems stable. T E C H N O L O G I E S Java · Spring Framework · Hibernate · Criteria API · MySQL · Adyen · AWS

Java, Spring, React, MongoDb, Elastic, MySql