Wellsy designs, develops and maintains high-performance digital platforms, from showcase sites to e-commerce and marketplaces, so you can focus on growing your business.
From audit to go-live, we take charge of the creation, redesign and maintenance of your websites or marketplaces, with a focus on performance, user experience and scalability.
Save time: a multi-disciplinary team (UX, Dev, SEO) manages your project from A to Z.
Accelerate your growth: optimized code for speed and referencing.
Stay calm: proactive maintenance, 24/7 monitoring and a dedicated contact person.
Wellsy supports you at every stage of your online presence: from the design or redesign of a high-performance site, to the launch of a scalable marketplace, then proactive maintenance to keep your platform secure, fast and always up to date.
Showcase sites, corporate websites, high-traffic blogs, e-commerce sites or registration platforms: we rethink or create from scratch web experiences that enhance your brand, capture attention and convert your visitors into customers.
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From defining the model (B2B, B2C or C2C) to integrating secure payments and the seller dashboard, we build scalable marketplaces ready to handle thousands of transactions.
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24/7 monitoring, security updates, daily backups and functional upgrades: our team ensures that your site or marketplace remains high-performance and compliant with the latest standards.
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WordPress, Shopify, Webflow, PrestaShop, Lovable... we choose the technologies best suited to your project to guarantee speed, security and scalability.




Between 4 and 8 weeks, depending on complexity: audit (1 week), design (1-2 weeks), development (2-4 weeks), testing & launch (1 week).
We recommend a WordPress or Shopify Plus base, depending on your needs for scalability, internationalization and budget.
Yes: 24/7 monitoring, updates, backups and 2 hours of support per month included.
100 %: all code, database and access are delivered at the end of the project.
Each page is delivered with semantic markup, Core Web Vitals performance greater than or equal to 90/100 and a redirection plan in case of redesign.
Yes: we've already connected Salesforce, HubSpot, Odoo, SAP and in-house ERPs via API or custom connectors, to synchronize catalog, inventory and customer data in real time.
Ready to get your digital platform off the ground?
Site creation or redesign, marketplace launch, maintenance contract: let's chat for 30 minutes to map out the roadmap that will take your online presence to the next level.
Our mission:
Become your digital partner for sustainable, high-performance web platforms.
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