Required skills
Languages: French
Job description
Backend Java Developer needed to join a team focused on opening and industrializing the IS APIs for a major player in French sports. The role involves designing, developing, and maintaining Java APIs and applications, working with technologies like Spring Boot and AWS.
Project overview
🚀 MISSION — BACKEND JAVA / API DEVELOPER
For a major player in French sports, we are looking for a Backend Java Developer to join a team dedicated to the opening and industrialization of the IS APIs.
📍 Boulogne-Billancourt
🏠 Up to 2 days of remote work / week
📅 Start: November
💼 Experience – 5 years of experience (Permanent contract, Freelance, Portage)
🎯 The mission
You will join a Value Stream dedicated to APIs, with a strong focus on inter-application integration and opening the IS to partner publishers.
Responsibilities
🛠️ Technical environment
Java 8 to 25 – Spring Boot – Spring Data JPA – REST API – OpenAPI – OAuth2/OIDC – PostgreSQL – AWS – Git – Jenkins/CI-CD – JUnit – Postman – Cypress/Selenium – SonarQube
Experience with Terraform, contract testing, API mocks, or payment solution integration will be appreciated.
👤 Profile sought
- Design, develop, and maintain Java APIs and applications
- Work on Java / Spring Boot / Spring Data JPA
- Design and document REST APIs exposed to external partners
- Manage API authentication, security, versioning, and lifecycle issues
- Integrate third-party APIs, with error handling, retries, webhooks, and asynchronous processing
- Participate in the development and operation of applications in an AWS environment
- Strengthen test automation: unit, integration, end-to-end, and contract tests
- Participate in code reviews and continuous quality improvement
- Contribute to application run, monitoring, and incident resolution
- Work in close collaboration with the Tech Lead, Product Manager, QA, and other developers
- Master's degree / Engineering school or equivalent
- 5 years of experience in Java development
- Solid experience with Spring Boot and REST APIs
- Concrete experience with system integration issues
- Good understanding of reliability, security, and data consistency issues
- Sensitivity to best practices: Clean Code, SOLID, automated tests, code review
- Autonomy, rigor, team spirit, and ability to communicate with external technical stakeholders
Project details
- Start: ASAP
- Duration: 46 mois
- Location: 92100 BOULOGNE-BILLANCOURT, FR
- Languages: French
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