🛒 E-commerce · 📍 Lille
E-commerce Developer in Lille
Xavier Kain builds high-performance online shops for e-commerce businesses in Lille — a northern French metropolis at the crossroads of Paris, London and Brussels, known for its entrepreneurial spirit and student energy. Every e-commerce project calls for technical decisions that directly impact revenue: page speed, optimised checkout flows, inventory management and carrier integration.
💡 E-commerce in Lille — En bref
- ⏱ Délais : De quelques jours à 3-4 semaines selon la complexité
- 🔧 Stack : WooCommerce, Stripe, Colissimo, Mondial Relay, Core Web Vitals
- 🌍 Zone : Lille et toute la France — 100% remote possible
- 📬 Devis : Gratuit, réponse sous 24h — Contactez-moi →
E-commerce expert in Lille
E-commerce is one of the pillars of my portfolio: fashion boutiques, auction platforms, urban mobility, organic products... Each project imposes technical choices that directly impact revenue — loading speed, optimised purchase funnel, stock management, carrier integrations.
Dual Engineer + Marketing background (HEC Paris), 200+ projects delivered for SMEs, startups and large corporations. My approach: tailor-made solutions adapted to your sector and your clients.
E-commerce services in Lille
WooCommerce / Shopify
Custom online shop: product catalogue, payment gateway, delivery options and order management.
Conversion optimisation
UX audit, checkout funnel optimisation, abandoned cart recovery and A/B testing.
Mobile-first e-commerce
Responsive design, mobile-optimised checkout and Google PageSpeed score ≥90.
Integrations & automation
ERP/CRM connectors, shipping APIs, accounting automation and stock sync.
What clients say
“Thank you Xavier for the quality of your work and your speed of execution! A real pleasure to work with.”
“I recommend Xavier Kain who developed our WordPress website. He made excellent suggestions regarding the site design and brought real added value throughout.”
“Xavier was very available and responsive, with an excellent understanding of our digital tool requirements.”
Frequently asked questions
Do you build e-commerce websites in Lille? +
Yes, I develop WooCommerce, Shopify and custom e-commerce solutions for businesses in Lille. From the product catalogue to Stripe payment and delivery integration, I handle the full project.
How long does it take to launch an online shop in Lille? +
A WooCommerce store is typically delivered in 4–8 weeks depending on the number of products and custom features. I provide a detailed quote for your project in Lille within 24h.
Your online shop in Lille deserves better?
Response guaranteed within 24h. Free, no-obligation quote.
Start your project →