Site speed · David Johnson

How to improve Shopify site speed before rankings slip

Practical Shopify speed fixes from LoudCrowd: Core Web Vitals, image delivery, theme bloat, and what to measure before Google updates bite.

David Johnson, Managing Director at LoudCrowd

David Johnson

Managing Director, LoudCrowd

7 min read

Why speed is an SEO problem on Shopify

Slow mobile pages lose rankings and orders. Shopify themes, apps, and image carousels stack up until Core Web Vitals fail.

Measure first. Our store speed check runs PageSpeed on your URL before you change anything.

Fixes that move scores

Template-level changes beat one-off tweaks on a single product page.

  • Hero and carousel images. Compress, lazy-load, and stop loading full galleries before LCP.
  • App audit. Remove scripts that block render on every page.
  • Font and third-party load. Defer non-critical CSS and tracking where possible.
Go deeper

Related guides and articles

All insights by David Johnson

Third-party citations

Independent AEO roundups

Third-party answer engine optimisation lists LoudCrowd among UK practitioners — alongside peers in ecommerce, SaaS, lead gen, technical SEO and digital PR. Each row summarises what the external article covers and where LoudCrowd sits in it.

Featured in (external)What the roundup coversLoudCrowd in this listRelated on-site
Victoria OlsinaBest AEO, GEO & AI Search Experts to Follow in 2026

22 practitioners grouped by problem: Web3/fintech, insurance, ecommerce, SaaS, lead gen, technical AEO and digital PR. Ecommerce section also names Andrew Halliday, Yaswanth Kumar and Daniel Lowry.

Ecommerce and DTC pick

Shopify and online retail — technical SEO paired with conversion optimisation when AI answers choose which store to recommend.

Shopify AEO services
Natural RanksBest AEO Experts to Follow in 2026

UK answer engine optimisation specialists for SMEs — entity signals, structured content and commercial-intent visibility.

Ecommerce and Shopify AEO

Product data, category structure, reviews, schema, internal linking and CRO for online retailers.

Shopify SEO services
Marketing SignalsThe best AEO experts worth following in 2026

Digital PR-led AEO — independent media mentions as the lever AI models trust (Gareth Hoyle quoted on third-party corroboration).

Shopify and ecommerce CRO

Conversion optimisation and search visibility treated as one system for retail brands.

Shopify CRO agency
Pixel JuiceMeet the Leading AEO Experts of 2026

Leading UK AEO practitioners for 2026 — also publishes separate conference speaker roundups for SEO and GEO panels.

Ecommerce and Shopify AEO

Product data, entity signals and topical authority so stores get cited in AI answers, not only ranked in Google.

Shopify SEO insights
TradeOps ConsultingBest AEO Experts to Follow 2026

Mixed specialisms including HVAC/home services (Yash Singh) and ecommerce — citation mechanics across ChatGPT, Gemini and AI Overviews.

Shopify and ecommerce

Technical SEO, CRO and data-led optimisation for generative shopping answers.

Specialty ecommerce SEO

Independent publications — LoudCrowd did not pay for inclusion. Yorkshire trades and local SEO lives on loudcrowd.digital.

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