Website Creation & Custom Web Development in Lorraine & Grand Est
High-performance code without CMS bloat.
Conception of bespoke showcase websites, e-commerce stores, and tailored SaaS applications for SMEs, craftsmen, and professionals across Nancy, Metz, Bar-le-Duc, Verdun, Épinal, and throughout Grand Est. 100% proprietary code, sub-second loading speeds, and direct communication without agency overhead.
Why Choose an Artisan Developer Over an Agency in Lorraine?
Businesses in Nancy, Metz, and across Lorraine often face a difficult choice: expensive digital agencies with overhead costs and recurring CMS plugin maintenance, or generic template builders. DevSupAi delivers a superior third path: handcrafted engineering with complete business independence.
100% Proprietary Ownership
You own the entire source code, domain name, assets, and databases. No platform lock-in, no mandatory monthly plugin renewals, and zero licensing fees.
Core Web Vitals Performance
Architected with React 19, TypeScript, and Static Site Generation. Pages display instantaneously, ensuring superior Google search ranking and lower mobile bounce rates.
Direct Local Partnership
One dedicated technical partner based in Lorraine from initial consultation to deployment and training. No telephone switchboards or changing project managers.
Geographic Scope across Lorraine & Grand Est
Based in Saint-Mihiel (Meuse), DevSupAi provides hands-on digital engineering services across all four departments of Lorraine, major metropolitan areas, and the broader Grand Est region.
Meuse (55)
Atelier headquarters in Saint-Mihiel. Regular visits to Commercy, Bar-le-Duc, Verdun, and Côtes de Meuse.
Meurthe-et-Moselle (54)
Bassin nancéien (Nancy, Vandœuvre, Laxou), Toul, Pont-à-Mousson, et Lunéville.
Moselle (57)
Metz Métropole, Thionville, Saint-Avold, Sarreguemines, et sillon mosellan.
Vosges (88) & Grand Est
Épinal, Saint-Dié-des-Vosges, Gérardmer, ainsi que Reims, Troyes et Strasbourg.
Concrete Regional Case Studies
Explore real-world web applications and custom websites crafted for businesses and associations in Lorraine.
LocaTool
Originally developed for the association Le Caf'Tiers in Saint-Mihiel, then expanded into a scalable SaaS platform for construction and equipment rental contractors across Lorraine.
L'Atelier Gourmand
Bespoke bistro showcase website featuring a commission-free 4-step table reservation engine, interactive digital menu without heavy PDFs, and multi-language support.
AboGame
Mobile-first live interactive engagement platform with real-time giveaway animations, sub-second latency, and zero dependency on restrictive third-party plugins.
Transparent Regional Packages
Exact quotes tailored to your business goals. Zero hidden recurring fees.
Ideal for independent professionals and local businesses needing a fast, conversion-oriented single page.
- Custom single-page architecture
- Local SEO setup & schema markup
- Secure contact form & anti-spam
Complete multi-page showcase website with project photo galleries, customer reviews, and advanced SEO.
- 3 to 5 custom-crafted pages
- Dynamic project / photo gallery
- Multi-city regional SEO targeting
Custom online store or Click & Collect with secure Stripe payments and zero sales commission.
- 0% commission on your sales
- Stripe / Apple Pay checkout
- Autonomous stock & order manager
Custom business management software, client portals, equipment fleet tracking, and automated workflows.
- Custom SQL databases & secure auth
- PDF contract & invoice generation
- Daily rate basis (€400/day)
Frequently Asked Questions • Lorraine & Grand Est
Everything you need to know about bespoke web development, regional subsidies, and collaboration in Lorraine.
Let's Engineer Your Digital Project
Free preliminary consultation without obligation. Response guaranteed within 24 business hours.
DevSupAi • Alexandre Pabst | contact@devsupai.fr | 13 Allée des Roses, 55300 Saint-Mihiel (Lorraine / Grand Est)