Full Stack Developer Java – AWS

Description de la mission

Full Stack Developer (Java – AWS)
We are currently looking for a Full-Stack Developer to contribute to the development, maintenance, and modernization of IT systems supporting large-scale programs. The role involves working closely with stakeholders to deliver digital solutions that improve business processes and ensure the efficient implementation of services.
Location: Near-site (accessible within 2 hours from Brussels) – Remote work possible
DESCRIPTION OF THE TASKS
Analysis of the integration of different information systems.
Data analysis and data modelling.
Coordination of the implementation of the technical architecture
Develop and maintain high-performance, scalable, and secure applications using Java (JDK 17+), Spring 6, and Spring Boot.
Design, implement, and optimize database interactions using JDBC, Spring JDBC, and Spring Data JPA to ensure efficient and scalable data access.
Design and implement RESTful APIs
Optimize application performance and ensure best coding practices, including unit testing and CI/CD pipelines.
Collaborate with cross-functional teams including DevOps, front-end developers, and business stakeholders.
Work with Oracle relational databases, ensuring efficient data management and optimization. – Monitor and troubleshoot application issues in production and development environments. – Deploy and manage applications on Tomcat
Understanding and implementation of security and data protection.
KNOWLEDGE AND SKILLS
Strong experience in Java (JDK 17+ preferred)
Deep knowledge of Spring 5/6 and Spring Boot frameworks
Experience in REST API development and microservices architecture.
Knowledge of Spring Security, OAuth2, and JWT authentication
Experience with Spring Data JPA, Hibernate, and relational databases (Oracle)
Familiarity with containerization (Docker, Kubernetes)
Hands-on experience with unit testing (JUnit, Mockito) and CI/CD tools.
Strong understanding of design patterns, SOLID principles, and clean coding practices.
Knowledge of ActiveMQ for messaging and event-driven communication.
Ability to cope with fast changing technologies used in mobile application architecture, design and implementation
Very good communication skills
Ability to give efficient presentations to technical and non-technical audience
Capability of working in a multi-lingual/multi-cultural environment
Very good knowledge of English (both written and oral)
Capability of integration in an international/multicultural environment, rapid self-starting capability
SPECIFIC EXPERTISE
Use of AI-enhanced developer tools to boost speed, quality, and productivity
Experience with API Gateway solutions (e.g., AWS API Gateway, Spring Cloud Gateway, etc.)
Exposure to GraphQL, or WebSockets
Experience with AWS services (e.g., EC2, S3, RDS, Lambda, API Gateway)
Familiarity with serverless architecture and event-driven microservices
Experience with NoSQL databases (DynamoDB)
Profile:
Bachelor’s degree or equivalent
Fluency in English (C1 level).
AWS Solution architect professional certification
Why Cronos Group?
We’ll propose you:
An attractive salary package
A good work-life balance environment
The assurance of working in cutting-edge technologies in an entrepreneurial spirit.
The opportunity to develop your skills thanks to tailor-made training courses according to your needs
A good job in a friendly place
If you wish to integrate a dynamic structure on a human scale while working with the latest technologies, don’t wait anymore and join Cronos!
Description société
Cronos Europa is an IT and digital communications company uniquely dedicated to serving the European institutions, agencies and bodies.
From the European Union to EUROCONTROL, we partner with a range of supranational and interinstitutional authorities.
Our mission is to arm them with the tools they need to thrive in the digital age.
Every aspect of our organisation is designed to complement their capabilities – from our people to our processes and our premises.
Our brand combines the expertise of former companies Cronos International and C-Dev, with the creative skills of Inspiiro and the breadth of capabilities of the Cronos Group.
Today, Cronos Europa employs over 1,000 people in offices across Belgium, Luxembourg and the Netherlands, serving institutions across diverse framework contracts.
Cronos Europa is part of the Cronos Group, one of the largest IT service providers in the Benelux, employing over 8,000 people across 200 competence centres.
By leveraging the Group’s resources, Cronos Europa can help clients extract value from new and emerging technologies, for everything from Artificial intelligence to Zg Quantum.
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