Freelancer profile translated to English.
Back to original languageAbout Arnaud
Backend / full stack developer specializing in C# .NET and Java Spring Boot, with 5 years of experience in designing and developing robust, scalable, and performance-oriented web and business applications.
I have worked on high-stakes projects (media, broadcasting, data processing, real-time systems), notably in Canada at Vidéotron, where I developed .NET applications integrated with Azure and AWS cloud environments, including event-driven architectures (Azure Functions, Service Bus, Kafka).
I am involved in the entire application lifecycle:
- Technical design and architecture,
- Backend development (.NET / Spring Boot),
- Frontend integration (React),
- Implementation of CI/CD, unit tests, and quality best practices,
- Deployment and maintenance in a cloud environment.
Comfortable in Agile/Scrum contexts, I quickly integrate into existing teams and am proactive in matters of architecture, performance, and reliability.
💼 Types of missions sought:
C# .NET or Java Spring Boot backend development
Business applications, APIs, microservices
Application modernization or refactoring
Cloud projects (Azure / AWS)
Long-term missions or team reinforcement
📍 Based in Reunion Island, available remotely or hybrid depending on the context.
English
Fluent
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- VideotronSenior Full Stack Developer C# .NET / ReactPRESS AND MEDIAJune 2024 - Today (2 years)Montréal, CanadaIntervened as a C# .NET developer on critical applications in the broadcasting and media sector, with high stakes in real-time, reliability, and scalability, particularly during high-audience events.Participated in the design and development of several business applications integrated into Azure and AWS cloud environments, used in production by internal teams.Key Contributions:
- Design and development of backend applications in C# / .NET
- Development of a Windows desktop application (.exe) in C# for generating and validating XML files used in broadcasting chains
- Implementation of a real-time vote processing application during elections, based on Azure Functions and Azure Service Bus
- Design of an event-driven architecture ensuring reliability, scalability, and continuous stream processing
- Development of a .NET application for managing artists and advertising contracts, connected to internal business tools
- Implementation of unit tests and continuous improvement of code quality and maintainability
- Setup and maintenance of CI/CD pipelines (Azure DevOps, Jenkins)
- Work in Agile/Scrum methodology, with close collaboration between technical and business teams
Technical Environment:C# .NET, Azure Functions, Azure Service Bus, Azure DevOps, Jenkins, AWS, Git, event-driven applications, cloud architectures - RandstaddigitalFull Stack Developer Java Spring Boot / ReactDIGITAL AND ITSeptember 2022 - March 2024 (1 year and 6 months)Orléans, FranceIntervened as a Java Spring Boot developer within an Agile team, on critical business applications in the insurance sector.Participated in the development of a microservices architecture for centralized client management across multiple platforms, with strong challenges in scalability, performance, and reliability.Key Contributions:
- Design and development of backend APIs in Java Spring Boot
- Implementation and integration of microservices communicating via Apache Kafka
- Setup of an event-driven architecture for asynchronous data processing
- Development of frontend features in React
- Implementation of unit tests (JUnit, Mockito) with approximately 90% coverage
- Participation in Agile/Scrum rituals (sprints, reviews, backlog, bug management)
- Project industrialization via Jenkins CI/CD and code management with Git / Bitbucket
Technical Environment:Java 11+, Spring Boot, Kafka, React, Jenkins, Git, Bitbucket, JIRA, microservices architecture - SMAFull Stack Developer Java Spring Boot / ReactBANKING AND INSURANCESeptember 2020 - September 2022 (2 years)La Chapelle-Saint-Mesmin, FranceIntervened as a Java Spring Boot developer on internal applications with high reliability and performance constraints, in a complex information systems context.Participated in the development of a backend application for automatic analysis, correction, and optimization of DNS records, in accordance with internal audit recommendations.Key Contributions:
- Design and development of a backend application in Java Spring Boot
- Implementation of concurrent and parallel processing to optimize calls to external APIs (DNS tool)
- Improvement of overall performance and prevention of application blockages
- Development of frontend features in React
- Setup of unit tests and contribution to code quality
- Work in Agile/Scrum methodology, with task and incident tracking via JIRA
- Use of Git / Bitbucket and continuous integration via Jenkins
Technical Environment:Java, Spring Boot, React, REST APIs, Jenkins, Git, Bitbucket, JIRA, service-oriented architecture
Recommendations
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Manager in Architecture and Software Applications for Information SystemsCESI2022Programme du master : - Management - Gestion de projet - Devops (Git, Docker, Kuberntes, Azure) - Développement : PHP & Symfony & Xamarin & React & Javascript
- MIAGE Bachelor's Degree in Computer ScienceUniversity of Orléans2019Contenu de la licence : - Développement : Symfony, Java, JEE, PHP, HTML - Devops (Git, Docker) - Base de données (SQL, MCD, NoSQL, Merise)
Certifications
- Drupal 9Udemy2022
- TOEICCESI2022