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Full Stack Developer L7 to L10 - Deadline 03/11/25

Posted October 27, 2025
freelance experienced

Job Overview

•        Development of front-end website architecture. 

•        Design of user interactions on web pages. 

•        Development of back-end website applications. 

•        Implement core business logic

•        Creation of servers and databases for functionality. 

•        Understanding and implementation of security and data protection. 

•        Cross-platform optimisation. 

•        Design responsive applications. 

•        Design and develop APIs. 

•        Participating in the design and creation of scalable software. 

•        Taking lead on projects, as needed. 

•        Maintenance of code integrity and organisation. 

•        Writing clean, functional code on the front- and backend. 

 

LEVEL OF EDUCATION:

Bachelor or Master Degree

SPECIFIC EXPERTISE:

At least 10 years of specific expertise in Front-end: VueJS 3, VueX, JavaScript/Typescript, HTML, CSS.

At least 10 years of specific expertise in Back-end: Vert.x, Kotlin , Java (> 17) , Spring Boot (WebFlux), Hibernate.

At least 6 years of specific expertise in Architecture & Integration: Microservices Architecture, API-driven Development, AS4.

At least 6 years of specific expertise in Database: MongoDB , PostgreSQL, Virtuoso Triple Store, Opensearch.

At least 6 years of specific expertise in Containerization & Orchestration: Docker, Kubernetes.

At least 5 years of experience in Security: OpenID Connect, OAuth2, TLS, Keycloak.

At least 6 years of specific expertise in Security Testing & Dependency Management: SAST, DAST, Fortify, SonarQube, Sonatype, Dependency-Track, Maven.

At least 5 years of specific DevOps & Cloud: CI/CD pipelines, GitLab, AWS Cloud (CodeBuild, expertise in Secret manager, EKS, CloudFront, etc), Terraform. 

At least 10 years of specific expertise in Collaboration & Productivity Tools: JIRA, Confluence, Office 365, SharePoint

Level : from 7 to 10

Delivery mode: Near Site (Brussels)

Deadline 03/11/25

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