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Yacine B.YB

Yacine B.

Expert Java Fullstack Engineer

€500/day
Cergy-Pontoise, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Yacine

Expert Java J2EE technique with over 15 years of experience in the design, modernization, and maintenance of critical applications for major clients (Air Liquide, Société Générale, BNP Paribas, Generali, GDF Suez, Renault, EDF). Specializing in technical migrations (Java 8→21, Tomcat) and application development with Spring / Struts / Microservices frameworks and architectures, I combine technical expertise, rigor, and autonomy in an Agile / DevOps environment.
  • French

    Native or bilingual

  • English

    Fluent

  • Arabic

    Native or bilingual

Can work on-site
Cergy-Pontoise (up to 30km), Beauvais (up to 20km)

Experience

  • AIR LIQUIDE
    Solution Expert
    RAW MATERIALS INDUSTRY
    February 2022 - December 2025 (3 years and 10 months)
    Paris, France
    Technical Environment: Eclipse, Java7/8, Oracle, GIT, Struts 2/6, Jsp, Maven, Sonar, SOAP, Rest, Spring 4/5, Mybatis, AWS, TortoiseGIT, BPMN, Java 7/8, Qualys, Oracle, SAP, Glowroot, FlywayDB, Splunk

    - Study and management of the migration to Java 17, Spring 6, Struts 7, and Tomcat 10, and testing
    - Technical migration of the Ibatis persistence framework to Mybatis and comprehensive testing
    - Implementation of Continuous Integration with Gitlab and deployment of SonarQube on the project
    - Application remediation tasks (DB Cleanup, Sonar, various updates)
    - Handling application vulnerabilities (Qualys) and tool obsolescence
    - Creation and modification of REST Web Services and testing with SOAPUI
    - Development of new administration interfaces (UI)
    - Modifications to Jasper Reports (jrxml files)
    - Handling evolutions and incidents
    - Business support during and outside billing periods
    - Deployments, maintenance, and updates of AWS PROD/PPROD instances (EC2 machines)
    - Creation and modification of BPMN diagrams (Activiti)
    - Implementation of continuous integration with Gitlab
    - Consultation of PowerBI reports and Splunk or CloudWatch logs
    - Technical and functional documentation
    - Technical coaching of a junior developer
    Amazon Web Services Spring boot API REST Oracle Apache struts
  • Société Générale
    Senior Developer
    September 2021 - February 2022 (5 months)
    FSI: Financial Service Interface, file processing interface
    - Understanding the finance business and the different applications communicating with FSI
    - Handling incoming XML and XSD flows
    - Monitoring and surveillance of flows
    - Modification of XSLT for processing business requests
    - Handling vulnerabilities identified by pentests
    - Follow-up meetings
    IntelliJ Spring boot XSLT Java CVE
  • Geodis
    Senior Developer
    TRANSPORTATION
    November 2018 - April 2021 (2 years and 5 months)
    Gennevilliers, France
    • Technical Environment: Eclipse, SVN/GIT, Bitbucket, Maven, Sonar, Bamboo, JQM (Batch), JSF 2, Struts, SOAP, Rest, Spring, Hibernate, JPA, Swagger, Jira, PL/SQL, TortoiseSVN/GIT, Jasper Reports, Java 6/8, Kibana
    • Development of the TEOS application and the MobiScan mobile application
    • Understanding the transport business (Import/Export) and delivery processes
    • Study of Jira stories and epics for development
    • Java/JSF and Richfaces development for the TEOS application
    • Commit code in coordination with different developers (Geodis and Alerce)
    • Writing unit tests
    • Fixing PROD and REC anomalies via Jira
    • Development of Teos Web Services (SOAP and REST)
    • Microservices development for the MobiScan mobile application (architecture)
    • Update Confluence and Jira
    • Development of PL/SQL scripts (functions and procedures) under TOAD
    • Development of Java Batches with JQM (Enioka framework)
    • Daily meetings (Agile).
    • Migration Jboss 5/Jboss 6 and SVN/GIT and Java 6/8
    • Analysis of Production bugs with Release Automation
    Microservices JSF2 Jboss

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Education

  • Développer des applications avec Angular JS
    2016
    Développer des applications avec Angular JS
  • Sécurité des applications Web
    ORSYS
    2015
    Sécurité des applications Web

Skill set

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