Freelancer profile translated to English.
Back to original languageAbout Walid
Java Developer (Spring environment) and full stack for about 10 years.
I have worked for large groups (Bouygues immobilier, Veolia, ERDF, SFR) and in different contexts that have led me to progress technically, functionally and humanly.
- Dynamic, pragmatic, organized, motivated, rigorous, autonomous, responsible.
- Team spirit, good interpersonal skills and adaptability.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km)
Experience
- SNCFJava / Full Stack Developer / DevSecOpsTRANSPORTATIONSeptember 2023 - April 2026 (2 years and 7 months)Paris, FranceFull Stack and DevSecOps development mission on business applications (microservices architecture).- Back-end development: Java, Spring Boot, REST APIs, integration with databases and third-party services.- Front-end development: SPA (React): screens, components, API calls, state management.- Quality & tests: unit/integration tests, code reviews, refactoring, best practices (clean code).- CI/CD & industrialization: build/test/deploy pipelines, automation, version management (Git).- Containerization & environments: Docker, orchestration (Kubernetes/OpenShift).- DevSecOps: flow security, secrets management, vulnerability analysis (SAST/DAST), OWASP compliance.- Observability & run: logs/monitoring/alerting, incident analysis, anomaly correction, continuous improvement.- Methodology: Agile/Scrum, estimation, participation in ceremonies, technical documentation and knowledge sharing.
- SFRJava Spring / Angular DeveloperTELECOMMUNICATIONSNovember 2021 - August 2023 (1 year and 9 months)Paris, FranceOCEAN project: repository for radio, logic and hardware engineering for2G/3G/4G & 5G RAN networks:- Java development (Spring Boot)- Front-end development with Angular (Typescript)- REST Web Services development- Batch development for data processing (Spring Batch)- Corrective and evolutionary maintenance of the application- Analysis and monitoring of production incidents- CI/CD with Docker, Kubernetes and GitLab- TDD (unit tests)- Agile methodologyENVIRONMENT: Java 17, Angular 9, Spring 5 (Boot, Batch), Hibernate 5, Maven, Tomcat, Git (GitLab, GitHub Desktop), Docker, Kubernetes, Oracle, JUnit
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Education
- Master of ScienceSupinfo -2014Master of Science (Ingénieur informatique)Ecole
- DUT – Electrical Engineering and Industrial ComputingUniversity of Cergy Pontoise2011DUT – Génie Electrique et Informatique Industriel