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I will be your shopify app developer, shopify custom app, shopify public app
Sonny Holmgren
About this gig
Looking for an experienced Shopify app developer to build a Shopify custom app, Shopify public app, Shopify private app for your Shopify store? Youre in the right place.
I develop secure, high-performance Shopify apps that extend store functionality, automate workflows, and integrate third-party services using Shopify API. Whether you need a public Shopify app for the App Store or a custom/private app for internal needs, I deliver a complete end-to-end solution.
Services I Offer:
- Shopify custom app development
- Shopify public & private apps
- Shopify API & third-party integrations
- Custom pricing, shipping & checkout logic
- Order, customer & inventory management
- Analytics, reporting & automation tools
- Payment gateway integrations
- Multi-language features
- Marketing & personalization apps
- AI chatbot, automation or agent integration
Message me now and get your order done!!!!
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 Sonny Holmgren
Sonny Holmgren
Shopify Developer, Store Design, Websites and Apps
- FromSpain
- Member sinceSep 2026
Languages
Spanish, English
BUILD A SHOPIFY STORE THAT STANDS OUT & SELLS!
Need a professional and conversion-focused Shopify store? I’ve got you covered!
I specialize in Shopify store design, Shopify website development, redesign, customization, and Shopify app development.
MY SERVICES:
✅ Shopify Store Design & Setup
✅ Shopify Website Development
✅ Shopify Redesign & Customization
✅ Theme Customization
✅ Shopify App Development & Integration
✅ Custom Features & Bug Fixes
Whether starting from scratch or upgrading your store, I’ll deliver a clean and responsive Shopify experience tailored to your brand.
contact me
FAQ
Can you build an app that works with my existing Shopify store?
Absolutely. I can develop custom functionality that integrates with your current store, theme, products, customers, orders, or other required Shopify features.
Can you turn my Shopify app idea into a working product?
Yes. I can transform your concept, business workflow, or feature requirements into a functional Shopify app with a clear development structure and user-friendly experience.
Can you develop private or custom Shopify apps for specific business needs?
Yes. I can build purpose-specific apps designed around your unique workflow instead of forcing your business to rely on generic third-party solutions.
Can you integrate external APIs or third-party services into my Shopify app?
Yes. I can connect your app with compatible APIs, platforms, databases, payment solutions, automation tools, or other services required for your project.
Can you help with Shopify app deployment and testing?
Yes. I can assist with testing, configuration, deployment, and making sure the app is properly prepared for its intended Shopify environment.
Can you improve or fix an existing Shopify app?
Yes. I can troubleshoot bugs, improve existing functionality, optimize app performance, and add new features to an existing Shopify application.
