Full-Stack Developer 100% remote

We are looking for a Full Stack Developer to join an international and long-term project based in Brussels. This role is ideal for professionals experienced in complex enterprise environments, microservices architectures, and cloud-based solutions.

You will be working in a multicultural environment, contributing to the development and integration of scalable systems using modern technologies.

• Front-end architecture development for web applications


• UI/UX interaction design for web interfaces


• Back-end application development


• Implementation of core business logic


• Creation and maintenance of servers and databases


• Implementation of security and data protection measures


• Cross-platform optimization


• Responsive application design


• API design and development


• Participation in the design and development of scalable software solutions


• Technical leadership when required


• Maintaining code integrity and structure


• Writing clean, functional code across front-end and back-end


• Analysis of data, processes, and code to troubleshoot issues and identify improvements


• Testing and bug fixing


• Ensuring technical and functional requirements are met


• Technical documentation writing

At least 3 years of proven experience in:

• Java


• Spring / Spring Boot


• Angular 7 and Angular 10


• HTML, CSS, JavaScript, TypeScript


• Microservices and micro front-end architectures


• REST and SOAP web services


• Oracle Database


• AWS (Amazon Web Services)


• Kafka, JMS, Kibana, ElasticSearch


• CI/CD pipelines


• API Gateway configuration with OAuth2


• OpenID Connect


• SSO integration with ECAS


• Oracle WebLogic Server and Apache


• SSL/TLS configuration in application servers


• Reverse Proxy configuration


• Web testing tools such as Postman and ReadyAPI


• Hybrid mobile development using jQuery Mobile and Ionic

Mandatory requirements

• University degree in IT or related field


• European citizenship (mandatory)


• English level sufficient to work in an international environment

• Permanent contract (indefinite position)


• Day rate: 230€/day


• Stable and technically challenging environment


• International and collaborative team


• Fully remote (working for a Brussels-based project)

Join Seidor Gesein as a Full-Stack Developer! Work 100% remote, shaping tech futures with a dynamic team. Dive into exciting projects and grow with us!