I will develop shopify customs apps, private apps, and public apps for your store


About this gig
Hello, welcome to my gig description:
Are you looking to extend your Shopify stores functionality beyond the default features? You're in the right place!
I specialize in developing high-performance Shopify apps tailored to your unique business needs whether it's a private app for internal use, a custom app to integrate specific features, or a public app to publish on the Shopify App Store.
My Services Include:
- Custom Shopify App Development
- Private App Development
- Public App Development
- API Integrations
- Shopify Admin and Storefront Extensions
- Webhooks Setup and Event Handling
- OAuth Authentication
- Embedded App using Shopify App Bridge
- Bug Fixing, Testing & Ongoing Support
Why Choose Me?
- 100% Shopify-Focused Development
- Clean, Scalable Code with Best Practices
- On-Time Delivery and Clear Communication
- Full Support Through App Review (for Public Apps)
Whether you need a simple app to automate tasks or a fully-featured public app to scale your SaaS business I've got you covered!
Lets turn your idea into a powerful Shopify app.
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Get to know William I
Expert Etsy setup and SEO solutions to build, rank, and grow your shop
- FromUnited Kingdom
- Member sinceSep 2025
- Avg. response time1 hour
- Last delivery1 month
Languages
English
FAQ
What is the difference between a private app, a custom app, and a public app?
1. Private App: For one store only. 2. Custom App: Store-specific, but built using Shopify’s latest standards. 3. Public App: For all stores, listed on the Shopify App Store.
Do I need a Shopify Partner account?
Yes. It's free, and I can help you set it up.
Will you help with app store approval?
Yes, I’ll guide you through the entire process until approval.
What tech do you use?
Node.js, React, Shopify APIs (REST & GraphQL), Polaris, Heroku, Vercel, and more.
Can you integrate third-party APIs?
Absolutely. I can connect your app with any external API or service.
Is the app secure and scalable?
Yes, I follow Shopify’s best practices for performance and security.
Do you offer support after delivery?
Yes, I offer post-launch support and maintenance if needed.

