Freelancer profile translated to English.

Description

Hammadi KSIAA | R&D Engineer and Technical Lead | Expert in Microsoft .NET and Azure Technologies

🌐 Available throughout France – 📧– 📞

🔍 About Me

Passionate about technological innovation and web development challenges, I am an experienced R&D Engineer specializing in Microsoft .NET, C#, and Azure technologies. With over ten years of experience, I have successfully led large-scale projects, demonstrating strong technical expertise and recognized skills in team management and technical leadership.

👨‍💻 Key Skills

Development: Advanced experience with .NET, C#, ASP.NET, MVC, Angular.

Cloud and DevOps: Mastery of Microsoft Azure (Azure SQL, Azure Functions, Logic Apps, DevOps).

Project Management: Capable of leading complex projects from design to implementation, using Agile Scrum principles.

📈 Notable Experiences

.NET / Azure Consultant – SOMEI (Veolia) | Jul. 2023 → May 2025

Participation in the evolution and supervision of the Waterp ERP, a customer management and technical intervention platform for water services.

R&D Engineer at VISIATIV SOFTWARE, Lyon (May 2016 – May 2023): Design and development of innovative solutions on Azure, implementation of CI/CD solutions, multi-tenant architecture management, and high-level technical support.

.NET Consultant at YGL CONSULTING, Paris (2015-2016): Development of .NET solutions for management applications, integrating advanced technologies.

💡 Why Choose Me?

I am not only a passionate developer and a seasoned technician, but also a leader who knows how to motivate his teams and push projects to completion with rigor and creativity. My goal is to provide effective and innovative solutions that perfectly meet my clients' needs. Looking for a reliable and competent expert in .NET, C#, ASP.NET, MVC, Angular. ReactJS, Cloud, and DevOps? Let's discuss your project!

Industry field of expertise

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Can work on-site

Paris (up to 50km), Lyon (up to 50km), Marseille (up to 50km), Toulouse (up to 50km), Bordeaux (up to 50km)

TF1
.NET & Azure Integration Consultant
June 2025 - Today (1 year)
Project: OnePay– Replacement of SAP HR with CEGID PeopleNet
Implementation of all necessary interfaces to ensure data exchange between PeopleNet and internal systems (JADE, SAP, SuccessFactors), with particular attention to security, traceability, resilience, and performance.

My main responsibilities:
Development and orchestration of flows with Azure Logic Apps (Standard)

Development of Azure Functions in C# / .NET Core for complex processing (decryption, business transformation, XML file generation…).
Integration of flows with internal systems (JADE, SAP, SuccessFactors, CEGID)
Implementation of Service Bus (Topics & Queues) for asynchronous communication
Securing application keys and secrets with Azure Key Vault
Automated deployment with Azure DevOps CI/CD, YAML
Data transformation via XSLT
Application of Clean Code best practices and technical documentation
Daily collaboration via Atlassian and Confluence

Stack & ecosystem:
C# | .NET Core | Azure Logic Apps | Azure Functions | Azure Service Bus | APIM | Apigee | Azure Key Vault | .NET Framework 4.7.2 | CI/CD (Azure
DevOps) | XSLT | SQL | SOAP and REST API | SAP | SuccessFactors | CEGID PeopleNet | JADE | Confluence.

High-stakes project for TF1, with high volume, sensitive exchanges (HR / Finance), and strict security and performance requirements.
Veolia
.Net / Azure Consultant
ENERGY AND UTILITIES
July 2023 - May 2025 (1 year and 10 months)
Functional Environment: Waterp ERP – Customer Management Solution (billing and collection, technical management (quotes, works,
interventions, …)

Technologies Used:
Backend: .NET Core, C# 1, ASP.NET Core, Nhibernate

Frontend: Angular, TypeScript,
Database: Oracle 19, Liquibase
Cloud & Services: App Services, Azure Functions, Azure Logic Apps, Azure Key Vault, Azure Blob Storage, Azure Cache Redis,
Code Quality: SonarCloud
Monitoring: Application Insights, Grafana
Performance Testing: JMeter
DevOps Tools: Azure DevOps (CI/CD),
Container Orchestration: Kubernetes (AKS)
Methodology: Agile Scrum

Key Achievements:
Fullstack development with .NET 7, C# 10, and Angular.

Design and management of CI/CD pipelines with Azure DevOps.
Automation of data migrations with Liquibase.
Supervision and monitoring via Grafana and Application Insights.
Performance testing with JMeter and continuous optimization with SonarCloud.
Microsoft Azure Azure KeyVault .NET C# Azure Functions Angular
Visiativ
Research and Development Engineer
SOFTWARE PUBLISHING
May 2016 - May 2023 (7 years)
7th Arr., Lyon, France
Description: As a Research & Development Engineer within the VISIATIV SOFTWARE R&D team, I participated in the design and implementation of applications on Azure, based entirely on the Microsoft Windows Azure platform (Web App, Azure SQL, Azure Storage, Table, Queue, Blob, Web Job, VM, Azure Functions, Azure Key Vault, Azure Logic Apps…)

Significant Achievements:
• Web development on .NET, C#, and Azure environments.
• Design and implementation of cloud-native applications on Microsoft Azure.
• Advanced use of Azure tools and services, particularly Azure DevOps, Azure KeyVault, Azure Function.
• Analysis and writing of technical specifications,
• Participation in workload estimations and implementation planning,
• Implementation of continuous integration and continuous deployment (CI/CD) pipelines to ensure efficient and agile software delivery.
• Participation in the implementation of multi-tenant architecture.
• Standardization of development rules, naming conventions, design, and security.
• Integration testing, functional testing, code review, deployment on Azure, and delivery.
• Support (assistance to clients and partners).

Technical Environment:
• Azure Service: Azure Function/Web Application/API…
• Environments: Microsoft Azure, Windows Server, IIS 9, 10, 11
• Languages: .NET / SQL / C# / DotNet Core / EntityFramework Core / ASP Net Core
• Frameworks: ASP.NET MVC, Entity Framework.
• DevOps Tools: Azure DevOps, Visual Studio.
• Frontend: Angular / AngularJS / Bootstrap / CSS3 / JQuery.
• DBMS: SQL Server/Azure SQL Database
• Development Environment: Visual Studio / SSMS
• Source Management & Delivery Process: Git / Jenkins / XL Deploy / BitBucket
• Azure Cloud Methodology: Agile Scrum.