Minimum 5 years of Java development experience Strong expertise in Spring Framework ecosystem Deep understanding of RESTful API design principles and best practices Experience implementing various authentication and authorization models (OAuth 2.0, JWT, RBAC) Strong knowledge of relational databases and SQL Experience with ESB implementations, particularly Apache Camel (Preferred) Experience with ETL frameworks and data integration patterns (Preferred) Knowledge of microservices architecture and distributed systems (Preferred) Familiarity with container technologies (Docker, Kubernetes) (Preferred) Experience with message brokers (Kafka, RabbitMQ) (Preferred)