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Antonin MarxerAM

Antonin Marxer

Fullstack Developer React NodeJS & DevOps

€400/day
Strasbourg, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Antonin

💼 Fullstack Developer & DevOps Engineer | Java Quarkus, React.js, C# .NET | Kubernetes & SEO

Expert in Fullstack development and DevOps, I am involved in the entire lifecycle of your projects: from ideation to maintenance, including CI/CD automation and SEO/CRO optimization to maximize your conversion rate.

My engineering approach and agility allow me, despite my young profile, to quickly master complex projects with a fine understanding of technologies and respect for security stakes.

🎓 INSA Lyon Engineer | Experience at the European Court of Human Rights

🛠 Specialized Services:

AI Automation Specialist
• Improve your productivity with my consulting & training solutions
• I adapt AI agents & automated workflows to your methodologies to save you time

Startup Tool Hubs
• Setup of team infrastructure with essential tools for startups
• High availability guaranteed by Kubernetes infrastructure

SEO & CRO Optimized Website Development — Maximum Conversion
• Analysis of your audience (ICP), which we target to meet their needs
• User journey optimization: we put ourselves in their shoes and invite them to interact
• Maximizing the commercial potential of your websites

Custom SaaS Development
• Scalable applications with microservices
• React.js/React Native Applications
• Java Quarkus, Spring Boot, C# .NET Backend

DevOps, Cloud & Security
• CI/CD Pipelines and GitOps Practices
• Secure Sovereign Hosting
• Training for your teams' autonomy• Docker, High-Availability Kubernetes Infrastructure
• Infrastructure as Code (IaC) with Ansible and Terraform

🤝 Philosophy

💡 Committed to providing tailored solutions for your unique projects
📖 Blog writer to share my knowledge
📩 Available 7 days a week via Malt messaging – quick response guaranteed
  • French

    Native or bilingual

  • English

    Native or bilingual

  • German

    Conversational

Remote only
Primarily works remotely

Experience

  • Groupe SII
    Full-Stack Developer in European Institution
    LEGAL
    September 2024 - July 2025 (10 months)
    Strasbourg, France
    During my mission for theEuropean Court of Human Rightsas an SII consultant, I carried out the following projects:
    - Development of an interactive real-time organizational chart served by a C# .NET Core MVC & TypeScript application.
    - Graphic redesign of a request/complaint tracking website for the court (C# .NET Core 8)
    - Refactoring of C# .NET Framework 4, Javascript applications
    - Development of a file-sharing website based on C# .NET Core applications, a C# .NET Core API, andAzure Functions
    - Creation ofAzure CI/CD pipelines
    .NET C# AngularJS ASP.NET MVC Gitlab CI/CD Microsoft Azure
  • Groupe SII
    Development of a Web Platform for SMS Training Tracking in C# Angular
    EDUCATION AND E-LEARNING
    March 2024 - July 2024 (4 months)
    Strasbourg, France
    I independently developed and deployed a web platform that allows users to self-register for in-person or remote training. It automates SMS notification sending to ensure training follow-up.

    - Frontend development in Angular and Angular Material
    - Backend development with C# .NET inDDDmicroservices
    - Automatic SMS sending
    - Containerization with Docker
    - Reproducible production deployment management with Ansible
    Successfully Met Challenges:
    - Simplify participant registration by minimizing manual intervention
    - Automate attendance tracking and immediate feedback collection
    - Enable communication personalization
    - Ensure accurate training follow-up for optimized billing


    C# Angular Docker Ansible ASP.NET Core
  • SELEGO B.V
    Development of an E-commerce Specialized Accounting Web Platform
    DIGITAL AND IT
    November 2023 - January 2024 (2 months)
    Amsterdam, NH, Netherlands
    - Advice on project strategy and technical choices
    -Adopting a Startup as a Service approach: no frills, focusing on delivering value while respecting the project owner's budget
    - Agile team collaboration of 3 developers
    - Frontend development in ReactJS, i18n, tailwind
    - Backend development in NodeJS, Prisma, PostgreSQL
    React.js SAAS Node.js Express Prisma

Recommendations

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Larry Fauster and 1 other person have recommended Antonin

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Education

  • Computer Engineering Degree
    INSA Lyon
    Le Département Informatique, créé en 1969, forme des ingénieurs à caractère généraliste et multi-métiers. Le cursus se déroule en 5 ans. En troisième année, les étudiants apprennent les techniques, les outils, les méthodes de bases de l'informatique, et réalisent des projets en binômes. En quatrième année, la formation se concentre sur les activités de conception et d'intégration, et les projets sont réalisés en équipe de 6. Les étudiants travaillent sur des problèmes plus complexes et sont initiés à la conduite de projets et à l'animation de groupe. L'année se termine par un stage en entreprise de 4 mois. En dernière année, les étudiants se concentrent sur le projet de fin d'études (PFE) au deuxième semestre et réalisent des projets de conception par équipe de 4 au premier semestre, en se spécialisant dans l'une des trois offres thématiques proposées : Big Data Analytics ou Transformation Digitale ou Cloud Computing, Système répartis et parallèles.

Skill set

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