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Clément SannierCS

Clément Sannier

Fullstack Developer .NET | Blazor | Azure

€600/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Clément

Looking for a .Net, Azure developer with an affinity for Blazor?
You've come to the right place.

I am a software engineer with over 15 years of experience and a specialist in development around Microsoft technologies like .Net and Azure.

I have worked in various sectors such as finance, industry, associations...
I have collaborated with companies such as Le Groupe La Française, La SPA, Chanel, Framatome...

I have obtained the following certifications:
- Microsoft Certified: Azure Developer Associate
- Microsoft Certified: Azure Cosmos DB Developer Specialty
- Microsoft Azure AI Fundamentals
- Microsoft Azure Fundamentals

As a full stack .NET developer, I can assist you with:
- Development of web applications with .NET C#, Blazor, Angular
- Design and development of REST and gRPC APIs
- Implementation and optimization of cloud architectures on Azure
- Deployment and management of applications via DevOps (CI/CD)
- Migration and modernization of applications to .NET Core and Blazor on the front end
- Application security with (OAuth, OpenID Connect, ...)
- Performance optimization and code refactoring
- Training and upskilling of development teams
- Contributing to continuous improvement and code review.

I also have solid knowledge of: Extreme Programming, Scrum, TDD, Clean Code, JetBrains DotTrace and Dot Memory, Git...

I am committed to ensuring your users don't end up using a buggy application.

To achieve this, I use good coding practices (Clean Code, TDD, Golden Master Testing).
Nevertheless, I have a pragmatic and non-dogmatic approach to these practices.

Do you have a project?
Contact me.

----
Technical context: C#, .net back-end, .net developer, redesign, razor front-end, blazor frontend, asp.net core, asp, optimization, winform, WPF, Webform, Csharp, fullstack, dotnet full-stack, .Net Core, VB.NET.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km), Rouen (up to 50km), Caen (up to 50km), Lyon (up to 50km), Lille (up to 50km)

Experience

  • GROUPE LA FRANCAISE
    .NET Azure Developer
    PRIVATE EQUITY
    May 2023 - Today (3 years and 1 month)
    Le Groupe Française is a major player in asset management in Europe. The group offers a wide range of investment solutions, with a strong focus on sustainable strategies. It manages approximately 152 billion euros in assets, and 40% of its assets are held by international clients.

    The group was founded in 1975 and currently has over 1000 employees. I joined the performance and optimization team for the group's management application. The objective of my role: detect and optimize performance, as well as propose modernization avenues for the application within good practice standards (clean code, clean architecture, approval testing, ...)

    My mission:
    • Detection of performance issues (Application Insight, DotTrace, Dot Memory)
    • Optimization of the Winform .NET Framework 4.7.2 application
    • Modernization of components and their implementation
    • Refactoring and extraction of APIs for data access in .Net 8
    • Implementation of Approvals Tests to facilitate code refactoring
    • Creation of dashboards in "Application Insight" for performance issue detection
    • Code and pull request reviews for monitoring the implementation of good coding practices.

    Technical context: Dotnet, .NET Core, C#, .Net 4.7.2, 8.0, 9.0, Rider, DotTrace, DotMemory, WinDbg, clean code, clean architecture, TDD, Approval Test, Kanban, git, Azure Devops, Azure Application Insight, Kibana.
    C# .NET ASP.NET Core Microsoft Azure .NET
  • DigitalCrafts
    .NET Azure Developer
    April 2023 - Today (3 years and 2 months)
    As a full stack .NET developer, I can assist you with:
    • Development of web applications with .NET C# and Blazor

    • Design and development of REST and gRPC APIs
    • Implementation and optimization of cloud architectures on Azure
    • Deployment and management of applications via Azure DevOps (CI/CD)
    • Migration and modernization of applications to .NET Core and Blazor
    • Application security with OAuth, OpenID Connect, and Identity Server
    • Performance optimization and code refactoring
    • Training and upskilling of development teams
    C# .NET ASP.NET Core .NET Microsoft Azure
  • SQLI
    .NET Azure Tech Lead
    January 2021 - March 2023 (2 years and 2 months)
    Rouen, France
    SQLI is a European group of digital services founded in 1990, specializing in the design, development, and deployment of digital solutions that create unified experiences. The group has approximately 2,100 employees across 12 countries.
    I joined Sqli as a Technical Lead on several .Net and Azure projects (team of 3 to 10 people). I worked for various clients such as Chanel, Framatome, La SPA, Eduservice, Johnson & Johnson.

    My missions covered the following technologies:
    • Dotnet Core to Dotnet 7, Blazor Wasm, Blazor Server, Aspnet Core MVC, REACT, SignalR, EF Core, Dapper, Azure, Azure Devops
    • Implementation of clean architecture, whether simple or with the CQRS pattern.
    • Architecture and integration of different Azure components: Web app, Sql server, Storage account, CosmosDB, Event Grid, Azure function, and Azure Durable function, …
    • Implementation of the DevOps chain, Yaml Pipelines, Terraform Provisioning.
    • Guarantee of adherence to best practices for both new projects and legacy code (SOLID, Design Patterns, TDD, ..)
    • Establishment of a technical community and Katas.
    • Writing several articles for Programmez magazine and the SQLI Blog.

    Technical context: C#, .Net 4 to 7, Git, TDD, clean code, clean architecture, CQRS, Blazor, git, Azure Devops, Terraform
    C# .NET .NET ASP.NET Core Blazor

Recommendations

Frédéric JammesFJ
Joffrey TrébotJT
Romain PerrinRP
+1
Frédéric Jammes and 3 other people have recommended Clément

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Education

  • Architecture and Management of Information Systems (5th year university degree), Project Management
    eXia.cesi
    2009
    Architecture and Management of Information Systems (5th year university degree),Management de projet
  • Network Engineering (4th year university degree)
    eXia.cesi
    2008
    Network Engineering (4th year university degree)

Certifications

  • Microsoft Certified: Azure Developer
    Microsoft
  • Azure Cosmos DB Developer Specialty
    Microsoft

Skill set

Categories