Java Backend developer

• Programming
• Java 17+, Spring Boot 3.x, Spring Security, Spring Data JPA/JDBC
• API Development
• RESTful services, OAuth2 Resource Server
• Database
• PostgreSQL, SQL scripting, schema design
• Build Tools
• Maven
• Version Control
• Git

Responsibilities / Experience

• Experience in developing RESTful microservices using Spring Boot
• Understanding of authentication and authorization mechanisms like OAuth2
• Write and maintain database schemas and migration scripts
• Integrate with third party services and APIs
• Write clean, maintainable, and well documented code
• Participate in code reviews and follow coding standards
• Collaborate with QA and DevOps teams for smooth deployments
• Debug and resolve production issues

Nice to Have

• Experience with NFC/RFID or smart card technologies
• Knowledge of caching mechanisms (Spring Cache)
• Familiarity with static code analysis tools
• Experience with containerization (Docker)