Full Stack Developer L10 - Deadline 13/10/25

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, databases and components for functionality.

Data analysis and data modelling.

Understanding and implementation of security and data protection.

Design responsive applications.

Design and develop APIs.

Participating in the design/architecture and creation of scalable software.

Development of data processing pipelines

Taking lead on projects, as needed.

Maintenance of code integrity and organisation.

Writing clean, functional code on the front- and back-end.

Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.

Testing and fixing bugs or other coding issues, with a focus on automation and continuous improvement.

Meet both technical and consumer needs.

Write technical documentation.

Using available services and components as building blocks of a policy supporting system.

Interaction with the business analysts, customer, users, project leaders and the developers
• Liaison with other technical teams, such as data centre hosting or other dependent systems.

LEVEL OF EDUCATION : Bachelor or Master Degree

KNOWLEDGE AND SKILLS:

• Very good knowledge on fundamental front-end languages such as JavaScript, HTML and CSS.
• Very good knowledge with JavaScript frameworks and libraries such as AngularJS.
• Excellent knowledge on back-end languages and frameworks such as Java, EJB/Spring and JPA/Hibernate.
• Very good knowledge with database technology such as Oracle or MySQL.
• Excellent knowledge on [enterprise] design patterns, and application architecture
• Very good knowledge on API design and development
• Very good knowledge on application security
• Very good knowledge on cloud platforms and application deployment
• Very good knowledge with CI/CD tools
• Very good knowledge on data processing
• Knowledge of code versioning tools such as Git or SVN.
• Ability to give business and technical presentations
• Ability to apply high quality standards
• Ability to cope with fast changing technologies used in enterprise interoperable applications
• Very good communication skills with technical and non-technical audiences
• Analysis and problem solving skills
• Capability to write clear and structured technical documents
• Ability to participate in technical meetings and good communication skills

Following specific expertise is mandatory for the performance of tasks:

• at least 5 years of specific expertise in Java (min. competence level 5)
• at least 5 years of specific expertise in JPA (min. competence level 5)
• at least 5 years of specific expertise in SQL (min. competence level 5)

Level 10 : Senior

Delivery mode : Near Site (Brussels)