Web and application development: solutions that work, from design to maintenance.
SaaS platform, brochure site, marketplace, mobile app… From design to integration and on to technical maintenance, we bring genuine web and application development expertise, on every kind of platform.

Solutions that hold over time.
We build things to last: maintainable code, hosting we control, and technical maintenance that keeps the site alive over the years.
Technical readability by AI models, written into the brief.
AI models and Google read your site through its code: structured data, markup, speed, accessibility, the files that govern crawler access. A technically readable site is a site models understand and remember. In an AI-first strategy, those requirements are not an end-of-project option: they are in the brief, and checked on delivery.
Measured every month in ChatGPT, Perplexity, Gemini and Claude, with our in-house tool.
Our AI visibility approachWhat developing your solution covers.
Integration and web development
Brochure sites, platforms, e-commerce: from the design file to the code.
Responsive, mobile first
The same experience on phone, tablet and desktop.
Application development
Web and mobile applications, SaaS products, customer portals.
Deployment and hosting
Deployment and hosting we control, so that data stays secure.
Technical maintenance
Updates, security, backups: the site stays alive.
Advice and support
One technical contact for the whole project.
Web & app development, in three questions.
What does a “Web & app development” engagement with Ma Réputation En Ligne cover?
How does “Web & app development” serve your recommendation by AI models?
What case studies are there for “Web & app development”?
We worked with them on their digital strategy.
GEO at the centre, everything else orbits around it.
Every discipline serves the same objective: getting AI models to recommend you, without losing your Google rankings.
AI visibility · GEO
What the whole strategy aims at: being recommended by ChatGPT, Perplexity, Gemini and Claude, measured every month.
ExploreSEO
The foundation: what Google indexes, AI models read too.
ExploreReputation & online reviews
What AI models read before they recommend you.
ExploreContent & copywriting
The pages AI models cite as sources.
ExploreSocial media management
The signals that confirm your brand exists, and counts.
ExploreStrategy & brand
A clear entity, with GEO objectives set from the start.
ExploreWeb design
A site readable by your visitors, and by AI models.
ExploreGraphic design & identity
One identity, named and described the same way everywhere.
ExplorePerformance analytics
Measuring recommendation, not just traffic.
ExploreLet's talk about your project.
A first read of your visibility, on Google and inside AI models, within 24 hours.