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Malt Strategy
Frederick VarangoFV

Frederick Varango

Software engineer

€480/day
Bordeaux, FR
15+ years
.Net
ASP.NET
C#
Clean Architecture
CQRS

Average response time: 1 hour

About Frederick

  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Bordeaux (up to 50km)

Experience

  • B a l g u e r i e – B o r d e a u x
    Engineer /Lead
    TRANSPORTATION
    November 2025 - May 2026 (6 months)
    Bordeaux, France
    Mission:Maintenance and evolution of the Balguerie information system application
    landscape (maritime, air and land transport company)
    Key Contributions :
     Implementation of backend services to support integration of new business flows for
    Balguerie Overseas (French Guiana, Martinique, Guadeloupe, Polynesia)
     Development and maintenance of console applications handling business data processing
     Implementation of automated processes for email and attachment parsing (INTTRA,
    OOCL) as part of data flow integration
     Development of features related to:
     purchase invoice integration
     customs processing and generation of forecast purchases
     supplier onboarding and integration
     Design and implementation of EDI data flows within the TMS (shared services approach)
     Contribution to platform run activities: maintenance, incident resolution, production
    support
     Automation of batch processes using PowerShell scripts (operational efficiency and
    scalability)
     Technical mentoring of a developer (guidance, best practices, troubleshooting)
    Technical Environment
    Technologies:
    .NET 4.8 / .NET 6, C#, WPF, Console Applications
    Data:
    T-SQL, SQL Server, Oracle
    Tools & Platforms:
    PowerShell, Windows Server, Git, Bitbucket, Visual Studio, SQL Developer, SQL Server
    Management Studio
    Operating Systems:
    Windows
    Methodology:
    Agile Scrum
  • Groupe Sterne
    Software Engineer
    TRANSPORTATION
    April 2025 - October 2025 (6 months)
    Bordeaux, France
    Mission: Maintenance and evolution of the Sterne information system
    application landscape (maritime, air and land transport company)Réalisation(s) :
    Key Contributions
     Implementation of new features within an N-tier backend architecture
     Development of a critical billing module (core business logic)
     Design and optimization of SQL Server stored procedures
     Technical analysis and breakdown of user stories into implementable components
     Implementation of unit tests (xUnit, Moq) to ensure software quality
     Participation in deployments and contribution to environment stability and release
    reliability
     Corrective maintenance and issue resolution
    Technical Environment
    Technologies:
    ASP.NET WebForms, C#
    Data:
    SQL Server
    Cloud & DevOps:
    Azure, GitLab
    Testing:
    xUnit, Moq
    Tools:
    Visual Studio, SQL Server Management Studio
    Operating Systems:
    Windows
    Methodology:
    Agile Scrum
  • W i l l i s T o w e r W a t s o n
    Software Engineer
    BANKING AND INSURANCE
    May 2024 - December 2024 (7 months)
    Bruges, France
    Mission : Redesign of a web portal enabling customers to manage their
    insurance contracts :
    Key Contributions
     Designed an application based on Clean Architecture, CQRS, and Mediator
    patterns
     Developed backend services in .NET 8, focusing on decoupled and scalable
    components
    Dossier de Compétences
    Reproduction interdite Dossier de FVO Page 4 / 13
     Implemented API endpoints following API-first principles
     Set up unit and integration tests (using Bogus) to ensure software quality and
    reliability
     Led technical workshops and contributed to architectural decision-making
     Collaborated with cross-functional teams (6 backend, 3 frontend) in a multi-team
    environment
    Technical Environment
    Technologies:
    .NET 8, C#
    Data:
    Oracle
    Cloud & DevOps:
    Azure, CI/CD
    API & Standards:
    OpenAPI
    Tools:
    Visual Studio Code
    Operating Systems:
    Windows
    Methodology:
    Agile Scrum
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Education

  • Brevet Technicien Supérieur
    Esarc
    2009
    Développeur d'application

Skill set

Backend Service Development
Software Architecture
Front End Interface Development
External API integration
Database Management (e.g., SQL, NoSQL)
Algorithms and Data Structures

Categories