Want to build a game-changing digital product? Whether it’s a sleek website, a mobile app, or an AI-powered platform, the right agency can make or break your vision. That’s where Hexium steps in. Based in France and fully remote-ready, Hexium is a full-service digital agency that helps brands go from idea to scalable digital product—quickly, smartly, and efficiently.

What is Hexium?

Hexium is a modern French digital agency that specializes in crafting custom web applications, mobile apps, user-centric UI/UX, and advanced AI tools. Founded in 2020, the agency has grown into a team of developers, designers, and product experts who understand business needs and deliver tailor-made digital solutions that actually work in the real world.

Why Choose Hexium Over Other Agencies?

Let’s be honest—there are thousands of digital agencies out there. But Hexium sets itself apart with its focus on tailored development, fast delivery, and long-term support. They don’t just build websites and apps; they build experiences that engage users and help businesses grow. Plus, they offer a 3-month warranty after launch—how many agencies do that?

Hexium’s Core Services

From MVPs to enterprise-grade platforms, Hexium offers a wide range of services under one roof. These include:

Custom Web Development

Using technologies like React, Vue.js, Next.js, and Astro, Hexium builds high-performance web platforms, portals, and dashboards. These aren’t cookie-cutter sites—they’re custom-coded, lightning-fast, SEO-optimized, and made to scale with your business.

Mobile App Development

Hexium specializes in cross-platform mobile apps using React Native. This means you get native-level performance on both iOS and Android from a single codebase. Whether you need a small MVP or a complex app with AI features, Hexium builds mobile solutions that look great and work even better.

UI/UX Design That Converts

Hexium’s design team doesn’t just make things look good—they focus on user experience that drives action. They offer UX audits, wireframes, design systems, and high-fidelity mockups. Every design is tested and refined to maximize usability and customer satisfaction.

AI-Integrated Development

Artificial Intelligence is the future—and Hexium is already building it. Their team integrates smart features like recommendation engines, chatbots, data analysis tools, and machine learning algorithms into apps and websites to automate tasks and boost engagement.

Headless CMS and E-Commerce

Hexium builds robust CMS and e-commerce platforms using headless technologies like Strapi, Sanity, Storyblok, Contentful, and Sylius. These platforms are scalable, flexible, and allow non-tech teams to manage content and sales effortlessly.

The Hexium Tech Stack

Hexium doesn’t rely on outdated tools. They use the latest tech stack to build modern digital products:

  • Frontend: React, Vue.js, Next.js, Astro, Nuxt.js

  • Backend: Node.js (Nest.js), PHP (Laravel, Symfony)

  • CMS: Strapi, Sanity, Contentful, Storyblok

  • E-Commerce: Sylius
    This stack ensures maximum flexibility, blazing speed, and clean code.

Client Portfolio: Who Trusts Hexium?

Hexium works with a wide range of companies—from local startups to global enterprises. Their clients include major brands like Air France, Hermès, Crédit Mutuel, Qonto, TF1, and TotalEnergies. These companies trust Hexium to build secure, scalable, and high-performing digital platforms that users actually enjoy using.

What Clients Say About Hexium

Hexium isn’t just about flashy portfolios—they deliver real results. Here’s what some of their clients have said:
“The result was robust, ergonomic, and perfectly integrated.” – Benoît Cotrel, Air France
“Impeccable results. The team was responsive, competent, and attentive.” – Michaël Joseph, Roger & Gallet
These reviews highlight what makes Hexium different: they care about outcomes, not just code.

A Step-by-Step Project Approach

Hexium follows a well-defined Agile methodology that keeps you involved from start to finish. Here’s how it works:

1. Discovery & Free Consultation

Every project begins with a free consultation. The team listens to your idea, defines your goals, and proposes the best approach.

2. Design & Planning

Once the scope is clear, the design team creates wireframes, mockups, and clickable prototypes so you can see exactly how your product will look and feel.

3. Development Sprints

The developers work in agile sprints—meaning progress is fast, organized, and transparent. You’ll get regular updates, demos, and opportunities to give feedback.

4. Launch & Warranty

After QA and testing, your product is launched. And here’s the kicker: you get a 3-month warranty post-launch. Any bugs or small tweaks? Hexium handles them for free.

Remote-First Team With National Reach

Although Hexium is based in Montpellier, they’re fully remote-friendly. Their team includes developers and designers from Paris, Toulouse, Lyon, Marseille, Strasbourg, and Lille. Whether you’re located in France or anywhere in the world, Hexium delivers high-quality work and excellent communication without the need for in-person meetings.

Sustainability and Eco-Conception

Hexium takes digital sustainability seriously. They build eco-designed websites that consume less bandwidth and use cleaner code, helping reduce your digital carbon footprint. This also improves page speed, lowers hosting costs, and contributes to a better user experience.

Tax Benefits: The Crédit Impôt Innovation (CII)

If you’re a business based in France, here’s something awesome—Hexium qualifies for the Crédit Impôt Innovation (CII). That means you could get up to 20% of your project reimbursed as a tax credit if your product is innovative. Working with Hexium isn’t just good for growth—it’s great for your budget.

Who Should Work with Hexium?

If you’re a:

  • Startup launching a new MVP

  • SME expanding your platform

  • Enterprise looking for modern digital transformation
    Hexium is for you. They have the skill set, mindset, and toolset to help you scale—fast and smart.

Pricing Transparency

No hidden costs. No surprise invoices. Hexium provides detailed project proposals with timelines, deliverables, and clear pricing. If your scope changes, they update you right away. Simple and fair.

Let’s Talk Results

So far, Hexium has delivered over 60+ successful projects, worked with dozens of industries, and built long-term relationships with many of their clients. Their repeat business rate speaks volumes about their dedication and consistency.

Conclusion

If you’re ready to build something truly impactful—something your users will love and your business will grow from—Hexium is the partner you need. With expertise in web, mobile, AI, and design, they bring deep technical skill and real business understanding. From MVPs to enterprise systems, Hexium designs and develops smart, scalable solutions that are ready for the future. Don’t settle for less—go with a team that delivers. Go with Hexium.

FAQs

1. Can Hexium handle only a part of my project?
Yes! Hexium offers modular services. You can hire them just for design, backend, frontend, or full-stack development.

2. How much does a typical project cost?
Costs depend on the scope, but Hexium provides detailed quotes with no hidden charges.

3. Do I need to be based in France to work with Hexium?
Not at all. Hexium works with clients worldwide using remote collaboration tools.

4. What happens if I find bugs after launch?
No worries. Hexium offers a 3-month post-launch warranty covering all bug fixes and minor updates for free.

5. Does Hexium offer ongoing maintenance?
Yes, they offer extended maintenance plans to keep your platform updated and secure.