I will develop a custom web app tailored to your business

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Guillaume C
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Über diesen Service

I design and develop custom web applications tailored to your business goals, from early-stage prototypes to fully scalable production platforms.


With 10 years of experience working in enterprise environments and 8 years as an independent developer, I help businesses turn ideas into reliable, maintainable, and high-performing digital products.


This gig is designed to support every stage of your project:


  • Basic A fast interactive prototype to validate your concept and test your idea before full development.


  • Standard A complete custom web application with frontend, backend, API integrations, and core business features.


  • Premium A production-ready scalable platform with advanced architecture, performance optimization, and deployment support.


What you can expect:

  • Clean and maintainable code
  • Modern responsive interfaces
  • Scalable technical architecture
  • Clear communication and transparency
  • Business-oriented technical guidance


I work with modern technologies including React, Angular, TypeScript, Node.js, .NET, cloud platforms, mobile technologies, and AI integrations when relevant.


Contact me for a free project analysis and quote

Lerne Guillaume C kennen

Guillaume C

Web and mobile developer

  • AusFrankreich
  • Mitglied seitOkt. 2023
  • Sprachen

    Französisch, Englisch, Spanisch
Fullstack Web & Mobile Developer, I help companies design and build custom, high-performance, and scalable solutions. With a background that started through self-learning and was later strengthened by an engineering degree in computer science, I currently hold an Expert position within a digital services company, where I work on web, mobile, and AI-related projects for major French enterprises. My approach is centered around a deep understanding of business challenges: thoroughly analyzing requirements to deliver technical solutions that are relevant, pragmatic, and sustainable.