Guillaume Coulin

Hello! đź‘‹ My name is Guillaume Coulin,

freelance developer and designer based in Antibes and Monaco.

10 years of experience success of your web and mobile project

UX research
Identité de marque
Design systems
Site vitrine
Application métier

Agence twenty Monaco

+ More than 30 white-label sites and applications delivered

Guillaume has been a privileged partner for several years on whom I can rely, for his technical skills and his respect for deliverables and deadlines. He knows how to be flexible, attentive to customer needs, and all this while working in a great atmosphere!

Lallie Sangiorgio, director of twenty

From idea to click 👆

Listening, analysis, collaboration: the key ingredients for top-notch websites, with a pinch of code and a lot of respect for deadlines!

Understanding needs

We talk to you to understand your objectives and expectations, before analyzing your target audience, the competition and market trends.

User-centered design

Creation of wireframes and interactive mock-ups, user testing and validation to ensure an optimal experience before development.

Transparent collaboration

We communicate regularly for updates and feedback using project management tools to ensure effective coordination.

Agile development

Adoption of agile methods for rapid iterations, adaptation to change and full project scalability.

Quality control

Continuous testing throughout the development process, right up to full acceptance of the project, to ensure that it runs smoothly on all platforms.

Delivery and support

Secure deployment on the production environment with integrated backups. Customer training in project management. So, are you ready for take-off?

You're just two clicks away from a super collab!

They've put their trust in me - now it's your turn!

Guillaume Coulin

06 95 88 40 57


SIREN : 817748171

VAT: FR65817748171