Senior Java Developer

How do you help make a difference? As a Senior Java Developer – Commercial channels and products (Doli), you contribute to the design, development, and maintenance of backend components and RESTful APIs supporting enterprise-grade applications within SNCB/NMB. You ensure that backend services are robust, scalable, and maintainable, contributing directly to reliable digital services that support operational and customer-facing systems. Your scope covers backend services, integrations, and APIs, working closely with architects, analysts, DevOps engineers, and development teams. What is your role at Ypto? As a Senior Java Developer, you will take on the following responsibilities: You design, develop, and maintain backend services and REST APIs using Java and Spring Boot. You ensure code quality through unit, integration, and performance testing. You conduct code reviews, promote best practices, and mentor junior developers. You collaborate with architects, analysts, and DevOps engineers to define and refine technical solutions. You support deployment, cutover, and hypercare phases, ensuring stable releases. You troubleshoot and resolve production issues, ensuring system performance and reliability.