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Islem JaafarIJ

Islem Jaafar

SENIOR .NET Back-End Developer

€600/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Islem

Senior .NET Developer with over 15 years of experience in designing and deploying scalable back-end solutions, strong analytical skills, and the ability to solve complex problems.
  • Arabic

    Native or bilingual

  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 20km)

Experience

  • Covéa Finance
    Senior .Net Consultant
    BANKING AND INSURANCE
    January 2025 - Today (1 year and 5 months)
    Paris, France
    Internal Decision Support Tool (OADi)

    • Development of features in C# (.NET 4.7.2), WinForms, DevExpress, Citrix, and SQL Server 2019.

    • Complete refactoring of the EMIR module to ensure compliance with new European regulatory formats and requirements.
    • Design and integration of new features for the Sustainable Finance module (FDU): audit of financial instruments and classification according to ESG criteria.
    • Development of the Referential Control module: automation of course tracking and implementation of alerts based on defined thresholds.
    • Evolutionary and corrective maintenance of the OADi tool to ensure its stability, performance, and production compliance.
    • Analysis of anomalies and malfunctions, identification of causes, and implementation of appropriate solutions to optimize the tool's stability and performance.
  • Linxea
    BackEnd C#/.NET Developer
    BANKING AND INSURANCE
    May 2017 - December 2024 (7 years and 6 months)
    Paris, France
    • Development, Design, testing, and deployment of robust and scalable backend solutions using .NET technology.
    • Resolution of internal tickets and bugs within deadlines to reduce bugs and increase customer satisfaction.
    • Active participation in team sprints to develop features.
    • Participation in code reviews and unit tests to ensure code quality.
    • Collaboration with architects and product teams to define technical specifications and project roadmaps.
    • Implementation and improvement of SCRUM and CI/CD processes in collaboration with the Head of Back.
    • Selection of technical solutions in collaboration with architects.
    Key achievements:
    • Creation of a document control module and integration of validation APIs for KYC (C#, .NET 4.6, MVC5).

    • Development of a subscription tunnel for Life Insurance contracts (C#, .NET 4.6).
    • Implementation of a DataWarehouse and reports via PowerBI.
    • Migration of a monolithic platform in MVC and .NET4.6.2 to a REST API architecture in .NET6.0.
    • Automation of the flows for 6 insurers (Hangfire, SQL).

    • Real Estate Project Lead: Creation of a real estate subscription tunnel (C#, .NET6, Clean Architecture, EF Core, Xunit).
    • Corrections and evolutions of the new version of the Life Insurance/PER tunnel (.NET8, Xunit)
    ASP.NET Core C# Clean Architecture TDD API
  • Ecovadis
    Information Systems Design and Development Engineer
    ENVIRONMENTAL
    June 2013 - December 2016 (3 years and 6 months)
    Paris, France
    Maintenance and Development of new modules for the Ecovadis platform:
    • BackOffice (Web Forms): Used by Ecovadis for identification, tracking, analysis of collected data (either by Ecovadis teams or provided by the supplier), and Score Card publication.
    • Supplier Portal (Web Forms): Portal allowing suppliers to access their assessment results and share them with their clients.
    • Client Portal (Web Forms): Portal allowing clients to access their suppliers' assessment results, request a Supplier assessment, Corrective Action, share Audits, and communicate with the supplier.
    • Vadis (MVC): platform allowing suppliers to answer the questionnaire used to assess the supplier by the Ecovadis analysis team.
    Responsibilities:
    • Writing unit tests.
    • Collaboration with the project manager.
    • Participation in technical and functional validation meetings with the Product DEV team.
    • Participation in daily meetings (Scrum Daily Meeting) and Sprint Planning / Sprint Review / Sprint Retrospective Meetings.
    • Planning new Features and User Stories as Team Leader.
    • Code Review for team members.
    • Training new DEVELOPERS on the Ecovadis platform.

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Education

  • Master's Degree in Computer Science Applied to Management
    Higher Institute of Management of Tunis
    2008

Certifications

  • Certified Scrum Master
    INTERNATIONAL SCRUM INSTITUTE (www.scrum-institute.org)
    2016
    Certified Scrum Master CSM Agile Methodology Professional Scrum Master Scrum Practice of the Agile SCRUM Method

Skill set

Categories