E-commerce Website Creation
High-Performance E-commerce Website Creation
A fast e-commerce site, optimized for conversion and built to last.
E-commerce in numbers
A store designed to sell
Every technical decision is made to maximize your conversions: loading speed, smooth shopping experience, and optimized SEO.
⚡ Performance at the core
A fast e-commerce site converts better. Every page is optimized for instant loading, from the catalog to the checkout.
🛒 Optimized conversion funnel
From the first click to order confirmation, every step is designed to reduce friction and maximize the conversion rate.
📱 Mobile-first
Over 60% of e-commerce traffic is mobile. Your store is designed first for mobile, then adapted for larger screens.
🔍 E-commerce SEO
Technical architecture optimized for SEO: structured markup, internal linking, clean URLs, and controlled loading times.
The impact of speed on your sales
Revenue Impact Calculator
Estimate your monthly gain after web performance optimization
Current revenue / month
0 €Revenue after optimization
0 €+0.5% conversion
Estimated gain / month
0 €Source: WPO Stats — Correlation studies between web performance and conversion rates
How does the creation process work?
A structured process from design to launch
Framing and strategy
Analysis of your market, sales objectives, and definition of the technical and functional architecture of your store.
Design and UX
Design of user journeys and interface, focused on conversion and customer trust.
Development
Integration and development on the chosen platform with a constant focus on performance and maintainability.
Framing and strategy
Analysis of your market, sales objectives, and definition of the technical and functional architecture of your store.
Design and UX
Design of user journeys and interface, focused on conversion and customer trust.
Development
Integration and development on the chosen platform with a constant focus on performance and maintainability.
The technologies I master
Shopify, PrestaShop, WooCommerce, Magento, or custom: the platform is chosen according to your needs.
Guaranteed performance at launch
Your store will be delivered with a green Core Web Vitals score. If not, I will fix it at no additional cost.
What my clients say
Excellent work.
Paul has significantly improved the site's speed and perfectly aligned it with Google's recommendations.
Professional, thorough, and efficient, I highly recommend.
Nicolas - April Moto
Digital & E-commerce Director
We are very satisfied with Paul's work. He is quick, available, and particularly effective. Since his arrival, very good results have been observed, both in terms of performance and responsiveness. A real asset for our team.
Léo - Maison de luxe
E-commerce Product Owner
I don't know if we've said it enough.
But if you want to improve your loading speed,
Make Google happy and get your Core Web Vitals in the green,
Contact Paul Delcloy.
Florian Darroman - Les Makers
Co-founder
To go further
Continuous monitoring of web performance: tracking Core Web Vitals, real-time alerts, and regression detection.
Technical maintenance, security, and performance monitoring for your e-commerce site. Updates, monitoring, and responsive support.
Optimization of the performance and conversion rate of your existing e-commerce site. Faster, more profitable.
Frequently asked questions
Which e-commerce platform to choose?
Why is performance so important for e-commerce?
How much does it cost to create an e-commerce site?
Do you offer maintenance after launch?
Ready to launch your store?
Why Performance is Crucial for E-commerce
The speed of an e-commerce site has a direct and measurable impact on revenue. Studies show that 53% of mobile visits are abandoned if loading takes more than 3 seconds. For a high-traffic site, every second of latency can cost thousands of euros in lost sales.
Beyond pure speed, the entire user experience influences the purchasing decision: smooth navigation, responsiveness of interactions, speed of the checkout process. A high-performing site inspires confidence and reduces the friction that leads to cart abandonment.
A Technical Approach Focused on Conversion
Every technical choice is guided by one goal: to convert your visitors into customers. This involves an optimized front-end architecture (lazy loading of product images, prefetching the checkout process), an efficient back-end (smart caching, optimized queries), and an infrastructure sized to handle traffic spikes.
Technical SEO is integrated from the design phase: schema.org markup for products, canonical URLs, dynamic sitemap, and controlled loading times — a ranking factor confirmed by Google.
Mobile-First: Where Sales Happen
With over 60% of e-commerce traffic on mobile, designing first for small screens is no longer an option. The mobile-first approach ensures a smooth shopping experience on smartphones, with optimized touch interfaces, a simplified checkout process, and network performance adapted to mobile connections.
Post-Launch Support
The launch is just the beginning. A high-performing e-commerce site requires continuous monitoring: tracking Core Web Vitals, analyzing user journeys, optimizing conversion rates. I offer comprehensive support to evolve your store based on your results and growth.