Senior Full Stack Java Developer

Want to Make Waves in Tech? GBT Solutions Is the Place to Be! 🐝

About us: GBT Solutions is a Portuguese technology company founded in 2018, part of the HFA Group, which was established in 1995. With a focus on delivering cutting-edge solutions across various industries, we foster a diverse and inclusive work environment and take pride in our commitment to excellence and innovation.

Position: Senior Full Stack Java Developer

Location: Brussels, Belgium

Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Build and enhance backend services using Java/JEE technologies and enterprise frameworks.
• Develop, secure, and document REST and SOAP APIs.
• Design and implement responsive and user-friendly web interfaces.
• Create and maintain database structures, queries, and business logic.
• Develop and integrate enterprise applications using modern integration frameworks.
• Ensure application security, performance, reliability, and maintainability.
• Perform unit testing, integration testing, troubleshooting, and code reviews.
• Produce clear technical documentation and support knowledge sharing.
• Collaborate with architects, analysts, UX designers, and development teams across the full software lifecycle.
• Deploy and manage applications using CI/CD pipelines and cloud-native technologies.
• Contribute to Agile delivery processes, backlog refinement, and sprint activities.
• Support the implementation of authentication, authorization, and security best practices.

Required Skills

• 8+ years of Java/JEE development experience.
• Strong expertise with Spring Boot, Hibernate, EJB, and WebLogic.
• 8+ years of experience designing and developing REST/SOAP APIs with OpenAPI/Swagger.
• Experience with Apache Camel and Drools (or similar Rule Engines).
• Strong knowledge of HTML, CSS, JavaScript, XML/XSLT, Angular, React, or Vue.
• Experience with Oracle and/or PostgreSQL, including PL/SQL or PL/pgSQL.
• Hands-on experience with AWS and/or Azure, Docker, and Kubernetes.
• Experience with Maven, GitLab, Jenkins, Bamboo, Nexus, and Git.
• Experience with JUnit, Mockito, SonarQube, and Fortify.
• Strong understanding of OAuth2, OpenID Connect, JWT, and secure development practices.
• Experience working in Agile/Scrum environments using Jira and Confluence.

Equal opportunity: GBT Solutions is an equal opportunity employer and values diversity. We do not discriminate based on age, ethnicity, sexual orientation, gender, disability, or any factor other than merit.

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GBT Solutions may retain my profile and present it to client companies for suitable opportunities, based on its legitimate interest. I may object to this at any time by contacting [email protected] .