**Company Description** Inetum is a European leader in digital services. Inetum’s team of 28,000 consultants and specialists strive every day to make a digital impact for businesses, public sector entities and society. Inetum’s solutions aim at contributing to its clients’ performance and innovation as well as the common good. Present in 19 countries with a dense network of sites, Inetum partners with major software publishers to meet the challenges of digital transformation with proximity and flexibility. Driven by its ambition for growth and scale, Inetum generated sales of 2\.5 billion euros in 2023\. **Job Description** We are looking for a **Back‑End Developer** to join a high‑impact project. You will be responsible for developing new features based on detailed User Stories, ensuring exceptional code quality, performance, and security throughout the solution. **What You Will Do** * Develop and maintain back‑end services aligned with specifications and architectural guidelines. * Implement User Stories with high standards of quality, security, and maintainability. * Contribute to the design and evolution of application architecture. * Collaborate with cross‑functional teams in an Agile environment. * Ensure code quality through testing, peer reviews, and best practices. * Support continuous integration and deployment pipelines. **Qualifications** * Solid professional experience in **Java / J2EE**, fully autonomous in developing back‑end services with **Spring Boot**. * Strong understanding of **MongoDB** and ability to design or integrate **REST APIs**. * Hands‑on experience with **GitLab CI** for continuous integration. * Comfortable using **Docker** for containerization in development environments. * Exposure to **Kafka** for event‑driven architectures. * Basic knowledge of **S3** or similar storage solutions. * **English:** Advanced * **French:** Intermediate * Highly autonomous, with strong curiosity and a proactive approach to problem‑solving. * Adaptable and collaborative, thriving in Agile/SCRUM environments. * Strong analytical mindset and ability to quickly grasp new concepts and technologies. * Delivers high‑quality, reliable, and maintainable code. * Effective communication and ability to work closely with cross‑functional teams.