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#1 1er.website

E-commerce

E-commerce store development

An online store that sells while you sleep.

Selling online is more than listing products. A high-performance store guides the visitor, reassures at checkout and makes the most of every visit.

We build fast, secure, conversion-focused online stores: polished product pages, smooth checkout, catalogue SEO on Google and visibility in AI engines.

Whether you're launching your first store or rebuilding an existing one, 1er.website supports you from strategy to launch, with a simple back office to manage sales independently.

  • Optimised checkout
  • Secure payment
  • Self-service management
  • Sales tracking

Who is it for?

This service is for professionals who want to be found.

Whatever the size of your organisation, from small businesses to large accounts, 1er.website helps you be visible on search engines and in AI answers (Mistral, ChatGPT, Gemini, Perplexity, etc.), with a site that reflects the quality of your work — wherever you are in the world.

  • Brands and creators
  • Retailers going digital
  • Wholesalers and distributors
  • Makers selling online

Benefits

Why choose 1er.website for your e-commerce?

Optimised checkout

Every step of the purchase journey is designed to reduce cart abandonment.

Product pages that sell

Visuals, SEO descriptions, reviews and social proof that drive purchases.

Secure payment

Stripe or a fitting solution, PCI-compliant and reassuring for your customers.

Catalogue SEO

Clean URLs, Product structured data and categories optimised for Google Shopping and organic search.

Self-service management

Add products, stock and promotions without depending on a developer.

Commerce performance

An ultra-fast site even with a large catalogue. Essential for SEO and mobile conversion.

References

Real, concrete projects.

B2B Transport Marketplace — Road transport
Road transport B2B Transport Marketplace

A B2B marketplace to rent trucks with a driver: booking, real-time tracking and process automation.

  • Marketplace
  • B2B

Deliverables

What's included.

A clear scope, no surprises. Every deliverable is built for performance, SEO and your autonomy.

  • Catalogue architecture (categories, filters, variants)
  • SEO-optimised product pages
  • Cart and checkout flow
  • Secure online payment
  • Stock and order management
  • Legal pages (terms, shipping, returns)
  • Analytics and conversion tracking
  • Admin training
  • Full handover of the source code and project files

Our method

How we work on your project.

  1. 01

    Strategy

    Analysis of your catalogue, your audience and your online competitors.

  2. 02

    UX & design

    Purchase journey, store mockups and sign-off before development.

  3. 03

    Development

    E-commerce build, payment, product SEO and order testing.

  4. 04

    Launch

    Go-live, product indexing and tracking of the first sales.

Discover our full method

FAQ

Frequently asked about e-commerce

Another question? Contact us — reply within 24h.

What budget should I plan for an e-commerce store?

A bespoke e-commerce store usually ranges from €8,500 to €18,000 (excl. VAT), depending on the number of products, features (variants, subscriptions, multilingual) and required integrations.

Which e-commerce solution do you use?

We pick the best fit for your project: a lightweight bespoke store, WooCommerce, headless Shopify or another platform depending on your management needs and budget.

Will my products be visible on Google?

Yes. Each product page is optimised with title and meta tags, Product structured data and clean URLs to maximise your organic visibility.

Can I manage my store myself?

Yes. We set up an intuitive back office and train you to add products and manage orders and promotions.

Do you offer store maintenance?

Yes. Our maintenance plan includes updates, backups, security monitoring and support for your changes.

Complementary services

Complete your project.

Your digital asset

Your website is yours. Source code included

You pay for your website, so it becomes a lasting asset of your business. No lock-in subscription, no dependency: the site and its source code belong to you.

  • 100% ownership

    Once the project is delivered and paid, the website is entirely yours: design, content, files and code.

  • A business asset

    Your website has real value on your books: an investment you own that appreciates over time.

  • The source code, yours

    We hand over the complete code. You're free to host it, evolve it or switch providers.

  • Zero lock-in

    No closed platform, no disguised rental. Your website stays yours, with or without our maintenance.

Ready to be found?

Let's talk about your project: a free, no-strings first call with concrete ideas for your online presence — wherever you are in the world.