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I will customize shopify API integration, store speed optimization and performance fix
james S
About this gig
Hello and Welcome!
Is your Shopify store struggling with slow page loads, disconnected apps, or API limitations? Your store's technical setup should support your businessnot hold it back.
I will customize your Shopify API integration, optimize store speed, and fix performance issues to help create a smoother, more reliable shopping experience. Whether you need to connect third-party services, streamline existing integrations, troubleshoot technical errors, or improve storefront performance, I will tailor the solution to your store's requirements.
What I Will Provide:
- Custom Shopify API integration and configuration
- Third-party app and service integrations
- Shopify store speed optimization
- Storefront performance troubleshooting
- API error diagnosis and resolution
- Shopify theme performance improvements
- Existing integration fixes and updates
Why Choose Me?
- Solutions tailored to your Shopify setup
- Focus on reliable, maintainable integrations
- Performance-focused technical improvements
- Clear communication throughout the project
- Attention to detail and code quality
Message me today, and let's make your Shopify store faster, more connected, and more reliable!!!
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 james S
james S
shopify designer, website designer and an e commerce development
- FromNigeria
- Member sinceFeb 2026
Languages
Yoruba, English, German, Italian
Hi, I’m James — a Shopify Expert, website designer and an E-commerce Developer specializing in custom theme development, Liquid coding, and conversion-focused store optimization. I help brands build, customize, and scale high-performing Shopify stores with clean code, responsive design, and performance-driven structure. From advanced theme edits to full e-commerce solutions, I deliver reliable, scalable results that increase sales and improve user experience. Let’s build a store that performs.
FAQ
What Shopify services do you offer?
I provide Shopify API integration, third-party app connectivity, store speed optimization, bug fixing, and storefront performance improvements.
Can you integrate third-party APIs into my Shopify store?
Yes, I can integrate supported third-party APIs based on your requirements, API documentation, access credentials, and project scope.
Can you fix my slow Shopify store?
Yes, I can identify and address common performance issues involving themes, scripts, images, apps, and storefront code.
Will you guarantee a specific Shopify speed score?
No. Results depend on your theme, apps, scripts, and existing store setup. I focus on practical improvements and measurable testing.
What do you need to start the project?
Please provide your Shopify store URL, project requirements, relevant API documentation, error details, and collaborator access if needed.
Can you fix existing Shopify API errors or integration bugs?
Yes, I can investigate and troubleshoot existing integration issues after reviewing the error messages, code, and API documentation.
