I will shopify store fix shopify theme bugs bigcommerce issue in design and fix traffic


About this gig
STOP LOSING SALES TO A BROKEN STORE, I fix Shopify and BigCommerce theme, code, design, traffic and migration issues with an expert, diagnostic approach.
If your store looks wrong, loads slowly, loses mobile shoppers, has broken cart/product functions, app conflicts, SEO errors or traffic problems, I find root cause and apply targeted fixes.
WHAT I OFFER
- Shopify theme bug fix: Liquid, CSS, JavaScript and theme code
- Product, cart, search, navigation, variants and add-to-cart fixes
- Mobile/responsive design, layout and UX fixes
- Speed, Core Web Vitals and performance troubleshooting
- Technical SEO: indexing, redirects, canonicals, metadata, broken links and structured data
- App conflicts, custom-code issues and theme customization
- BigCommerce Stencil theme, template, JavaScript, CSS and responsive fixes
- Store migration troubleshooting, post-migration cleanup and traffic checks
WHY CHOOSE ME
- Expert diagnosis, careful implementation, testing and conversion-focused fixes. I solve the cause while protecting your store.
Need a smoother, faster store? MESSAGE ME BEFORE ORDERING for better results.
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Hannah
Website Designer Developer and Professional Writer
- FromChile
- Member sinceSep 2026
- Avg. response time23 hours
Languages
English, French
FAQ
Can you fix any Shopify bug?
Yes. I provide Shopify bug fix and Shopify theme fix services for Liquid, CSS, JavaScript, layout, mobile, cart, product, navigation, app conflicts and custom-code problems.
Can you fix my entire Shopify store?
Yes. My Shopify store fix service can address multiple related issues, including broken functionality, responsive design, speed, UX, theme errors and conversion blockers.
Do you provide Shopify SEO fixes?
Yes. Shopify SEO troubleshooting can cover indexing, redirects, canonicals, metadata, broken links, structured data and technical issues affecting search visibility.
Can you fix BigCommerce problems too?
Yes. My BigCommerce fix service covers Stencil themes, templates, JavaScript, CSS, responsive design, layout problems and other storefront issues.
My store broke after an app or migration. Can you help?
Yes. I can investigate app conflicts, custom-code problems and post-migration issues, identify the cause and safely implement the appropriate fix.

