Audit and Analysis
I start with a complete audit of your digital presence and an in-depth analysis of your needs and the market to identify your expectations and opportunities.

I'm Valentin Muller, tech partner for entrepreneurs based in Villeurbanne. Passionate about modern web development and innovative technologies.
Each project starts with a real collaboration: I listen to your needs, your market, your business goals before crafting high-impact solutions that deliver tangible value.
Have an ambitious project? An application, a SaaS, a website? My approach goes beyond code: I create tools that convert, retain, and optimize.
Discover some of my recent website projects. Each project is unique and customized, designed to reflect the specific needs of my clients and deliver an exceptional user experience.


Web Application / SaaS
Fideneo is an all-in-one cockpit designed to simplify and automate beauty salon management.


Accounting Firm
A custom website redesign to reposition Belho Xper as a modern, reliable accounting firm with high added value.


Interior Design
A premium website with interactive 3D experience and animations for high-end interior decoration specialists.
As a freelance developer, I don't just make things "pretty". I design websites that are built to perform, convince, and evolve with you.
Designed as a growth tool, not just a showcase.
Premium design & meticulous UX to assert your positioning.
Optimized code, solid structure, top performance to rank better on Google.
Every page designed to turn your visitors into prospects.
A website that's easy to evolve, designed with your marketing team in mind.
Clear objectives, tracked KPIs, concrete results.
Discover in a few clicks a personalized estimate for creating your website. Transparent, free and without commitment.
Discover what my clients have to say about our collaboration and the results we've achieved together.
My personalized approach vs standard market solutions.

I collaborate closely with you to transform your vision into digital reality, from concept to launch.
Custom solutions without technical compromises, designed for long-term performance and scalability.
SEO and conversion drive every technical decision to maximize your return on investment.
High-quality development ensuring speed, security and optimal user experience.
Modern technologies and cutting-edge design to create memorable web experiences that set you apart.
Pre-designed sites with limited customization that force your brand to adapt to the tool.
Designs similar to competitors and technical performance compromised by superfluous plugins.
Priority on rapid delivery rather than technical quality and long-term sustainability.
SEO and conversion considered as additional options rather than integrated into the design.
Rigid solutions that hinder implementation of web trends and advanced user experiences.
Comprehensive support to create a high-performing, aesthetic, and success-oriented website.
I start with a complete audit of your digital presence and an in-depth analysis of your needs and the market to identify your expectations and opportunities.
Together, we define a strategy tailored to your industry and objectives, taking into account the specifics of your brand and target audience.
I design personalized mockups and wireframes, validated at each stage with you to ensure perfect harmony between aesthetics and functionality.
In collaboration with you, I develop the site in multiple phases with frequent checkpoints to ensure the project progresses in line with your expectations.
Once the site is finalized, I proceed with the launch along with advanced SEO optimization, ensuring your site is well-indexed and visible to your audience.
I provide continuous support and offer maintenance options to ensure your site remains high-performing, secure, and up-to-date over time.
Discover the partners who accompany us in our mission of excellence.

Creative photography studio in Lyon, specializing in authentic visual storytelling to reveal the unique identity of businesses
Find here the answers to the most common questions about my web development services
The cost depends on the complexity and features of the site, but in general, my web development projects start at €2000, with an average between €3000 and €10000 for large-scale sites.
The timeline varies depending on the project complexity, but generally, a custom site takes between 6 and 12 weeks, including all stages of design, development, and testing.
As a freelance developer, I specialize in creating high-end custom sites, with expertise in 3D, SEO, and advanced UX design. I guarantee a personalized approach for each project, to respond exactly to my clients' needs.
Yes, I have the necessary experience to design complex platforms such as SaaS applications and custom e-commerce sites, with advanced features and great attention to performance optimization.
I ask for a 40% deposit at project start, then the remaining 60% upon final delivery. Payments can be made by bank transfer.
Yes, I offer maintenance packages to ensure security, technical updates, and continuous SEO optimizations for your site.
Do you have other questions?





