Java Developer
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Java Developer (Docker, Kubernetes) - Belgium (Dutch and English Speaking)
Duration: 6 - 12 months
Start: ASAP
As a Senior Java Full Stack Developer, you will work within the Digital Solutions department of a Flemish public organization dedicated to water management, air quality, and climate adaptation. You will contribute to a large-scale digitalization and modernization program initiated in response to evolving European regulations.
The assignment involves the development and modernization of business-critical applications for data registration, validation, and reporting, including the supporting integrations and data platforms. You will participate in the analysis, development, testing, and implementation of new functionalities within a complex Java ecosystem and help shape a future-proof application landscape.
Required Skills (Must-Have)
- Minimum 5 years of experience in developing Java-based applications (Senior level).
- Relevant education, certification, or proven experience in Java/J2EE and related technologies.
- Experience with JUnit.
- Experience with Angular (versions 2 through 17).
- Experience with Docker.
- Experience with Kubernetes.
- Knowledge of and hands-on experience with Public Cloud Infrastructure.
Preferred Skills (Should-Have)
- Experience with Spring Framework.
- Experience with Maven.
- Experience with REST APIs.
- Experience with Domain-Driven Design (DDD).
- Experience with Linked Open Data (LOD).
- Experience with TypeScript.
- Experience with HTML5.
- Experience with CSS.
- Experience with Bitbucket (Git).
- Experience with Jenkins.
- Experience with Terraform.
- Experience working in Agile development environments.
- Ability to take a leadership role within Agile teams.
- Experience coaching and mentoring developers.
- Experience leading or coordinating development teams.
- Strong capability in software development activities, including coding, testing, and debugging.
Nice-to-Have Skills
- Experience with Node.js.
- Experience with NPM.
- Knowledge of PostgreSQL 11+.
- Relevant domain knowledge.
- Understanding of processes and custom software related to water quality monitoring networks.
- Experience delivering projects within the public sector or specifically within environmental and water management organizations.
- Knowledge of organizational and technical standards applicable to such environments.
Key Responsibilities
As a Senior Java Developer, you will be responsible for:
- Reviewing and/or preparing technical analyses and solution designs in collaboration with the organization's architects.
- Developing functionalities as defined in functional and technical specifications.
- Defining interfaces between the various layers of the application architecture.
- Developing Spring Boot backend services and security components.
- Developing Angular single-page applications (SPAs).
- Potentially developing Node.js backend-for-frontend (BFF) services.
- Creating and maintaining unit tests in support of Test-Driven Development (TDD) practices.
- Ensuring compliance with non-functional requirements such as performance, security, scalability, and maintainability.
- Conducting peer code reviews in accordance with GitFlow principles.
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