Backend Developer (Java21, Spring Boot)

Responsibilities:

• Design, develop, and maintain scalable microservices using Java 21 and Spring Boot.
• Implement a modular, CQRS-driven architecture for core business processes.
• Develop and expose RESTful APIs to support frontend applications and integrations.
• Integrate with PostgreSQL using Spring Data JPA, designing robust data models.
• Implement complex validations, business rules, and metadata-driven configuration logic.
• Collaborate with cross-functional teams (frontend, integration, and DevOps) for smooth system integration.
• Write comprehensive unit and integration tests, ensuring code quality and performance.
• Participate in code reviews and contribute to the continuous improvement of development practices.
• Design and implement integration connectors for external systems such as SAP HANA, Oracle Fusion, and Microsoft Dynamics 365 FO.
• Develop RESTful APIs and web services to enable smooth data exchange between the Vendor Management System and external ERP/payment systems.
• Implement data mapping and transformation logic using JSON-based configurations.

Requirements:

• Bachelor's or Master's degree in Computer Science or related field.
• Professional experience in Java development; strong proficiency with Java 21 features.
• Hands-on experience with Spring Boot, RESTful APIs, and microservices architecture.
• Solid knowledge of PostgreSQL and experience with Spring Data JPA.
• Familiarity with integration frameworks (e. g., Apache Camel) is preferred.
• Good understanding of ERP systems (SAP, Oracle Fusion, Dynamics 365) and their integration requirements.
• Experience in implementing business rules, validations, and metadata-driven systems.
• Familiarity with containerization (Docker/Kubernetes) and cloud deployments is a plus.
• Strong problem-solving skills and ability to work collaboratively in a fast-paced environment.

Skills

JPA, Java, Java 21, PostgreSQL, Postgres, Spring Boot, Spring Data JPA