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Marlène Chénard

Case Study

eCommerce SEO & site architecture restructure.

Industry: Retail / eCommerce · Duration: 8 months · Scope: Technical SEO, website architecture, content optimisation

The situation

A niche eCommerce retailer came to me with a familiar problem: hundreds of products, years of blog content, and organic traffic that had quietly stopped growing. The site had grown fast, but without a clear structure — which made it genuinely hard for both users and search engines to find the right page.

The work was to rebuild the site's architecture, improve its technical health, and connect high-traffic content to the products that actually mattered.

What was getting in the way?

With more than 800 products and over 1,000 URLs, growth had outpaced structure:

  • Confusing navigation and poor category structure
  • Duplicate categories with no canonical tags
  • Missing breadcrumbs and schema markup
  • Redirect chains, redirect loops, and a large number of 404 errors
  • Insecure pages still indexed by Google
  • Blog posts driving traffic but not conversions — broken or irrelevant links, weak headers, no path back to the products they should have supported

The result: wasted crawl budget, missed opportunities, and visitors dropping off before they ever reached checkout.

The approach

1. Understanding what was really happening — A full crawl to identify technical issues, duplicate pages, and redirect errors; mapped every category and subcategory to understand hierarchy, crawl depth, and internal linking flow; reviewed Search Console data to find underperforming URLs and crawl anomalies.

2. Rebuilding the structure — Consolidated duplicate categories and restructured the hierarchy for clarity and crawlability; built optimised category pages targeting real keyword clusters; implemented breadcrumb navigation and improved internal linking between key product and content pages.

3. Reconnecting content and commerce — Reviewed high-performing blog posts and optimised them to funnel traffic toward the products they should have supported; replaced broken and outdated links; improved product page design around the details that actually drive a purchase decision — price visibility, delivery info, clear calls to action; introduced structured data (Product, Article, Breadcrumb schema) to strengthen how the site presents in search.

4. Cleaning up the foundations — Removed redirect loops and chains, fixed 404 errors and updated internal links, ensured HTTPS consistency and eliminated insecure page versions.

The results

After eight months:

  • +174% increase in organic visibility across key commercial and content keywords
  • +15% growth in total eCommerce revenue attributed to organic search
  • Improved crawl efficiency and site performance
  • Content and product pages working together — more blog readers became buyers

What this proves

This is the Website Architecture philosophy in practice. The site didn't need more content — it needed a structure that made sense, for people and for search engines. Once the architecture was coherent, the content that already existed started doing its job.

Key takeaways

  • Strong site architecture is one of the most underrated levers for eCommerce growth.
  • SEO success doesn't always require a full migration — restructuring and cleanup can deliver major wins on their own.
  • Connecting content and commerce (blog readers to product pages) is essential for full-funnel impact.

Sound like your site's architecture might be the actual problem?

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