Jr. Java Backend Developer-EU Citizen

MEERAB GROUP; Brussel Hoofdstad; Sur place; EUR 38 000 - 52 000; Plein temps

Résumé du poste

Meerab Group in Belgium is seeking a Junior Back-End Software Engineer to contribute to the development, integration and maintenance of corporate IT solutions used across European Commission services. The role focuses on back-end development, APIs, databases, integrations and scalable software solutions in an international, multicultural environment.

You'll work on building, securing and documenting RESTful services, with Java and/or PHP, and modern back-end frameworks.

Qualifications

• Experience with Java and/or PHP back-end development.
• Familiarity with Spring Boot, Hibernate and/or Node.js.
• Proficiency with REST APIs and OpenAPI/Swagger.
• Strong SQL skills with PostgreSQL, Oracle or MySQL.
• Experience with messaging systems like Kafka, JMS or ActiveMQ.
• Experience building and running CI/CD pipelines.
• Knowledge of cloud back-end technologies is expected.

Responsabilités

• Develop and maintain back-end web applications and services.
• Implement core business logic and server-side functionality.
• Integrate back-end services with front-end applications.
• Design and implement data storage solutions.
• Design, develop and maintain RESTful APIs and web services.
• Implement authentication and authorization mechanisms for APIs and services.
• Apply security and data protection best practices.
• Develop scalable and high-performance software solutions.
• Troubleshoot application, data and code issues and identify improvements.
• Perform unit and integration testing and validate code changes.
• Integrate automated tests into CI/CD pipelines.
• Maintain code quality and integrity.
• Produce and maintain technical documentation.
• Ensure solutions meet functional and non-functional requirements.

Connaissances

Java

PHP

Spring Boot

Hibernate

Node.js

REST APIs

OpenAPI/Swagger

PostgreSQL

Oracle

MySQL

Kafka

JMS

ActiveMQ

CI/CD

Git workflows

OAuth 2.0

OpenID Connect

JWT

Dynatrace

Splunk

Elastic APM

OpenTelemetry

Outils

Docker

Kubernetes

Description du poste

Meerab Group is a Belgium-based IT Consulting and Technology Solutions company, supporting organizations across Belgium and the wider European market. We provide technology Solutions for critical projects across Data & AI, Cloud, Cybersecurity, ServiceNow, SAP, Software Development and Project Management

We are looking for a motivated Junior Back-End Software Engineer to join

projects supporting the digital transformation of the European Commission.

The selected professional will work within an international and multicultural

environment, contributing to the development, integration and maintenance of

corporate IT solutions used across European Commission services.

The assignment will focus primarily on back-end application development, APIs,

databases, integrations and scalable software solutions. Projects may evolve

over time depending on the needs of the Commission's portfolio.

Key Responsibilities

Develop and maintain back-end web applications and services.

Implement core business logic and server-side functionality.

Integrate back-end services with front-end applications.

Design and implement data storage solutions.

Design, develop and maintain RESTful APIs and web services.

Implement authentication and authorisation mechanisms for APIs and

services.

Apply security and data protection best practices, including input

validation, secure storage, logging and monitoring.

Develop scalable and high-performance software solutions.

Troubleshoot application, data and code-related issues and identify

opportunities for improvement.

Perform unit and integration testing, debugging and validation of code

changes.

Integrate automated tests into CI/CD pipelines.

Maintain code quality, organisation and integrity.

Contribute to the deployment and basic configuration of cloud services

supporting back-end functionality.

Produce and maintain technical documentation.

Ensure solutions meet functional and non-functional requirements.

Required Technical Skills

The candidate should have experience with:

Java and/or PHP back-end development.

Back-end frameworks such as Spring Boot, Hibernate and/or Node.js.

REST APIs, web services and OpenAPI/Swagger.

Relational databases such as PostgreSQL, Oracle or MySQL.

Complex SQL queries and database design.

Messaging technologies such as JMS, Kafka and/or ActiveMQ.

NoSQL databases such as MongoDB, CouchDB or CosmosDB.

Git workflows, with knowledge of legacy SVN environments.

Docker and/or Kubernetes.

Authentication and authorisation standards such as OAuth 2.0, OpenID Connect and JWT.

Application Performance Monitoring tools such as Dynatrace, Splunk or

Elastic APM.

Knowledge of OpenTelemetry for metrics, logs and traces.

Required Professional Experience

The project requires demonstrable experience of at least:

3.5 years with Java programming.

3.5 years designing and developing APIs.

3.5 years using web service testing tools, such as Postman or ReadyAPI.

3.5 years working with relational databases, including Oracle,

PostgreSQL or MySQL.

3.5 years working with messaging systems, such as Kafka, JMS or

ActiveMQ.

3.5 years building and running CI/CD pipelines.

Experience with cloud technologies for back-end functionality is expected,