Freelancer profile translated to English.
Back to original languageAbout Salah-Eddine
State engineer by training in software engineering, specialized in Java / Spring Boot, with solid experience in backend development, API integration, test automation, and cloud deployment. I intervene on your projects to design high-performance, secure, and scalable APIs, ready for scale.
My technical approach:
Custom REST API Development: well-structured, documented, easy to integrate.
Microservices Architecture: business breakdown, inter-service communication, scalability.
Security: OAuth2, JWT, fine-grained management of roles and permissions.
CI/CD & DevOps: automated tests, continuous integration, Docker, Jenkins, GitLab CI.
Cloud & Containerization: deployment on AWS or private servers via Docker.
🎯 What you gain: A reliable, maintainable backend that integrates seamlessly with your ecosystem and supports your business objectives without technical overhead.
📍 Based in Paris, I am available anywhere in France. Curious, rigorous, and results-oriented, I adapt to your needs to deliver robust and scalable solutions.
French
Fluent
English
Fluent
Arabic
Native or bilingual
Can work on-site
Paris (up to 50km), Lille (up to 50km), Nantes (up to 50km), Bordeaux (up to 50km), Marseille (up to 50km)
Experience
- Capgemini — Mission GRDFSoftware EngineerSOFTWARE PUBLISHINGApril 2025 - Today (1 year and 2 months)Lille, France— Participation in several sub-projects related to gas consumption management, with backend development in Java Spring Boot and integrations with Oracle MDM.— Migration of messaging flows from JMS to Apache Kafka, improving system scalability, resilience, and performance.— Creation and automation of non-regression tests with Robot Framework, integrated into the CI/CD pipeline to ensure delivery stability.— Analysis and resolution of technical anomaly tickets.— Experience gained in a structured V-cycle environment, with a strong requirement for quality, traceability, and documentation.
- OracleSoftware EngineerSOFTWARE PUBLISHINGFebruary 2024 - July 2024 (5 months)Casablanca, Morocco— Development of a custom Jackson extension to allow serialization of Java objects to OSON format (Oracle Binary JSON) in the Oracle JDBC driver.— Integration of native OSON format support in Hibernate, replacing the classic JSON format, to improve structured data persistence performance.— Optimization and refactoring of Oracle JDBC driver error messages to improve their clarity, accuracy, and maintainability.
- FevertokensFull Stack DeveloperSOFTWARE PUBLISHINGJune 2023 - October 2023 (4 months)Casablanca, Morocco— Development of front-end and back-end components in Next.js, with a modular architecture focused on performance and maintainability.— Implementation of an "on-demand" payment service via the Lago API, including management of pricing plans, webhooks, and billing.— Setup of unit and integration tests with Jest and React Testing Library to ensure component reliability.— Deployment of the application in a cloud environment on AWS EC2, with containerization via Docker.
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Education
- Master of Computer ScienceUniversity of Artois2025Master Informatique
- Engineering Diploma in Computer EngineeringENSAM (Arts et Métiers)2024Diplôme d'Ingénieur en Génie Informatique