Full-Stack developer

European Citizens, ONLY The position is full-time remote in a near-site mode. (Brussels, no more than 2 hours of distance). Contract: Initial contract duration: 100 days (Project duration: 1100 days) Minimum requirements to qualify for the interview: Your CV in English language Your skills must correspond to the current position Experience in collaborating efficiently and politely with colleagues remotely Must have EU citizenship, permanent residency, or EU Blue Card (client will NOT sponsor) and be able to establish as a freelancer within the EU. Tasks Development of front-end website. Development of back-end website. Design and develop APIs. Building reusable code for future use. Development and integration of technological components. Implementation of user requirements. Prototyping. Elaboration of test programs. Integration with other applications. Writing of technical documentation. Assistance with deployment and configuration of the system. Participation in meetings with the project teams. Level of Education a bachelor's level or 3 years of higher education Specific expertise and technologies In depth knowledge of, and experience with Spring and Spring Boot version 3+, Hibernate/JPA, MVC, Validation, Testing and Spring Security. In depth knowledge and skills on using Continuing Development / Continuing Integration techniques, knowledge of source code control repositories (GIT/Bitbucket) and build tools such as Maven and Gradle. In depth knowledge of, and experience with, Spring Boot Test, jUnit and Mockito In depth knowledge of Javascript framework Angular and NPM In depth knowledge of, and experience with Oracle (versions 8+) and PL/SQL Good knowledge and experience working with Java framework STRUTS Good knowledge and experience working with JSP technology. Good knowledge and experience working with Javascript framework Knockout JS Good knowledge and experience working with WebLogic. Good knowledge and experience working with Tomcat. Good knowledge and experience working with JSON format with libraries GSON or JACKSON Knowledge of, and experience with Weblogic Knowledge of, and experience with Tomcat Knowledge of REST principle. Knowledge of SOAP and Spring Web Services. Knowledge of API Gateways such as WSO2 and Spring Cloud Gateway or Eureka/Zuul Knowledge of Javascript framework JQuery. Knowledge of Javascript framework Kendo UI. Experience working with the Atlassian Suite, JIRA Confluence Bitbucket and bamboo Knowledge of modern security frameworks/protocols such as JWT, JWE, JWKS, OIDC and CAS is an asse. Knowledge of encryption and signing is an asset Knowledge of DevSecOps is an asset. Knowledge of Kubernetes, Docker or AWS is an asset. Knowledge of, and experience with MySQL (versions 5+) is an asset. Experience with Enterprise Service Bus technologies (Apache Camel, Apache ServiceMix, Oracle Service Bus...) is an asset. Knowledge of Web accessibility standards (WCAG 2.0, WCAG 2.1, WAI-ARIA) is an asset Good understanding of UX design best practises, in particular responsive and mobile-first design, is an asset. Experience in integration with European Commission authentication system ECAS/EULogin is an asset. Experience in integration with European Commission system Decide is an asset. Experience in integration with European Commission system ARES is an asset. Knowledge and skills In depth knowledge of HTML 5 and CSS 3. In depth knowledge of Java 8 and Java 11. Java 17 and above are plus. In depth and proven. knowledge of Spring framework. Good knowledge and experience working with Javascript frameworks (Angular, JQuery, React...) In depth knowledge of Relational DBMS Good knowledge of Agile principles. Good knowledge of design principles such as SOLID, IDEALS and CQRS. SAGA is a plus. Good knowledge of interoperability technology (REST, Service Oriented Architecture, web services, message-oriented middleware, service-oriented bus). Knowledge of UML, in particular use case, state transition and activity diagrams. Capability to write clear and structured technical documents. Ability to give business and technical presentations. Ability to apply high quality standards Analysis and problem-solving skills. Ability to cope with fast changing technologies used in application architecture and design. Due to the particular nature of a large international organisation such as the European Commission, candidates should also have the following non-technical skills: Capability of integration in an international/multicultural environment, rapid self-starting capability and experience in working in team. Ability to participate in multilingual meetings. Ability to work in multi-cultural environment, on multiple large projects. Excellent Team Player Ability to understand, speak and write English C1 is mandatory Ability to understand, speak and write French B1 will be an advantage. High degree of discretion and integrity is required as the applications managed and maintained in SG contain personal and confidential data. Applicable security procedures All non-EU external service providers, who may have access either to EC premises or to EC network, are subject of security screening by Commission's security directorate (HR.DS) before specific contract signature to assess risks vis-à-vis Commission's sensitive non-classified information.