Freelancer profile translated to English.

Description

I am a senior developer and tech lead with over 13 years of experience in designing, developing, and optimizing web and cloud applications.

My expertise covers the entire stack:

Back-end: .NET / C# / ASP.NET Core

Front-end: Reactjs / HTML5 / CSS3 / TypeScript

Database: SQL Server, performance optimization, and complex queries

Cloud & DevOps: Azure, CI/CD pipelines, containerization, monitoring, and automated deployments

As a tech lead, I am involved in:

Defining robust and scalable software architectures

Managing and coordinating technical teams

Implementing best practices (testing, code review, CI/CD, clean architecture)

Supporting teams in skill development

I assist companies with missions ranging from creating custom applications to modernizing existing architectures, while providing a strategic perspective on technical choices.

✅ Availability: Freelance – Short, long, remote, or on-site missions

If you are looking for a profile capable of building modern, high-performing, and reliable applications while mentoring your teams, I would be delighted to discuss with you.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

EY France (Ernst & Young)
Tech Lead/Senior Developer .NET / React / SQL
BANKING AND INSURANCE
April 2019 - September 2025 (6 years and 5 months)
Paris, France
Projects:
• ART: Audit Report Tool.
• CDT: Third-party Confirmation.
• MAAT: Financial Reporting Tool.

Role: Senior Developer .NET / React / SQL Tech Lead

Mission:
 All projects are built from scratch.
 Writing technical documentation.
 Studying technical solutions.
 Design and Development.
 Writing unit tests and integration tests.
 Feasibility study of functional requests.
 Defining technical directions and choices.
 Prioritization and estimation of tasks.
 Ensuring product quality and performance.
 Coaching the team and training new joiners.
 Code review.
 Deployment.

Technical Environment: .NET Core 2.2/3.1, .NET 6, EF Core, Code first, Refit, JsonLogic, Serilog, Hangfire, ReactJS, Axios, Xunit, Bootstrap, HTML, CSS, SQL Server, T-SQL, Azure Devops, Microsoft Azure, CI/CD, Jira, Confluence.
React.js C# SQL Server HTML/CSS ASP.NET
LexisNexis France
Senior Developer .NET
SOFTWARE PUBLISHING
June 2018 - April 2019 (10 months)
Paris, France
Projects:
• LexisPoly: management solution for law firms and accounting firms.

Role: .NET Design and Development Engineer

Mission:
 Writing technical documentation.
 Studying technical solutions.
 Writing unit tests.
 Developing new features.
 Corrective and evolutionary maintenance on the solution's various UIs.

Technical Environment: .NET 4.0/4.7.1, C#, ASP.NET MVC 5, Web API, WCF, Log4net, Nunit, Entity Framework, SQL Server 2014, JQuery, Kendo UI, TFS.
C# ASP.NET SQL Server Kendo UI WCF
Microsoft France
Senior Developer .NET
SOFTWARE PUBLISHING
December 2017 - June 2018 (6 months)
Paris, France
- Maintenance of websites under https://www.microsoft.com/france/
- Deployment and continuous integration.

Technical Environment: NET 4.0, Microsoft Azure, VSTS, TFS, Javascript, JQuery, KnockoutJS,
MVVM.
Microsoft Azure KnockoutJS jQuery ASP.NET C#

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Computer Engineering Degree
ENSI)
2012
Diplôme d'Ingénieur Informatique
Undergraduate University Studies Degree
(IPEIM Preparatory School)
2009
Diplôme de premier cycle des études universitaire

Check out Mohamed's education

Mohamed Dhahri

Tech Lead/Senior Developer .NET / React / Azure

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