Senior Full-Stack Developer (Spring Boot & IBM ECM Specialist)

**Job Description :** * We are seeking a versatile Senior Full-Stack Developer to join our core engineering team for a high-impact. * This position offers a distinct 50/50 balance between modern, cloud-native engineering and enterprise content systems, requiring comfort across both backend APIs and frontend user interfaces. * IBM Content Navigator Engineering (50%): Lead the technical delivery of a major customization initiative on IBM Content Navigator (ICN). * Design and deploy custom desktops, features, request/response filters, menus, and layout components. * Frontend Extensions: Write clean JavaScript leveraging the Dojo Toolkit to modify, extend, and inject custom widgets into the Content Navigator web interface.CM8 Backend Integration: Develop and optimize backend integrations to the underlying IBM Content Manager (CM8) repository using native CM8 Java APIs, handling complex item types, attributes, and data structures. * Modern Microservices Development (50%): Design, build, and maintain containerized full stack microservices utilizing Java 21 and Spring Boot. * API & Systems Integration: Implement robust RESTful APIs, secure event-driven integrations, and efficient data persistence layers. * Performance & Lifecycle Management: Support the modernization strategy by ensuring seamless interoperability between legacy enterprise content storage and cutting-edge microservices. * IBM ECM Specialist Stack (High Focus / Major Initial Project): * Hands-on development experience with IBM Content Navigator (ICN) configuration, custom plug-in architecture, and extension points. * Solid proficiency in JavaScript and the Dojo Toolkit (required for custom ICN desktop UI elements).In-depth understanding of the IBM Content Manager v8 (CM8) data model and native Java APIs (e.g., DKDatastoreICM). * Comfort working alongside DBAs and System Administrators to deploy solutions on WebSphere Application Server (WAS). * Modern Backend & Microservices Stack: * Strong expertise in Java 21 and modern language features. * Deep proficiency across the Spring Ecosystem (Spring Boot 3.x, Spring Data, Spring Security).Proven experience building, deploying, and scaling containerized microservices (Docker, Kubernetes). **Preferred qualifications / "nice to have":** * Experience deploying microservices into enterprise cloud environments or Red Hat OpenShift container platforms. * Experience architecting solutions that bridge legacy enterprise repositories with decoupled, modern microservice layers. * Strong debugging and reverse-engineering skills when working with complex enterprise APIs