Shopify Development Agency for High-Growth eCommerce Brands
We build custom Shopify apps, high-converting stores, and advanced bundle systems used by 7- to 9-figure brands to help them scale faster, increase AOV, and maximize conversions.
Trusted by Shopify merchants worldwide
Selected Work
Projects that showcase our craft — from complex migrations to custom app development.
Scaling a Coffee Brand from Zero to 68K+ Monthly Traffic
Scaling Casida to $10M ARR
What We Do
Custom Shopify Solutions That Drive Revenue
Custom App Development
Advanced apps tailored to your business: bundles, upsells, subscriptions, and custom workflows.
Theme Design & Development
Pixel-perfect, conversion-optimized themes that reflect your brand and deliver exceptional shopping experiences across every device.
Platform Migration
Zero-downtime migrations from WooCommerce, Magento, BigCommerce, and custom platforms to Shopify and Shopify Plus.
Systems Integration
Seamless connections between Shopify and your ERP, CRM, PIM, 3PL, and marketing tools for end-to-end automation.
Performance & CRO
Data-driven speed optimization and conversion rate improvements that directly impact your bottom line.
Shopify Plus Solutions
Enterprise-grade solutions leveraging Shopify Plus features, checkout extensibility, B2B, multi-market expansion, and Hydrogen storefronts.
0+
Years of Experience
0+
Projects Delivered
$0M+
Revenue Influenced
0%
Client Satisfaction
How We Work
A proven process refined over hundreds of successful Shopify projects.
Discovery & Strategy
We dig into your business goals, technical landscape, and customer needs to define a clear roadmap.
Design & Architecture
High-fidelity designs and system architecture that balance aesthetics with performance and scalability.
Development & QA
Clean, test-driven code built in sprints with continuous feedback loops and rigorous quality assurance.
Launch & Support
Smooth launches with monitoring, training, and ongoing support to keep your store evolving.
What Our Clients Say
“North Js Tech transformed our Shopify store from a basic template into a conversion machine. Our revenue increased 45% within the first quarter after launch.”
Sarah Mitchell
Head of E-Commerce · Bloom & Branch
“The custom app they built for our subscription service handles thousands of orders seamlessly. Their technical expertise is unmatched in the Shopify ecosystem.”
James Park
CTO · CrateJoy
“Our migration from Magento to Shopify Plus was flawless, zero downtime, all data preserved, and the new site loads three times faster. Couldn't have asked for a better team.”
Emily Chen
Director of Digital · GoldLeaf Studio
Ready to Scale Your Shopify Store?
If your Shopify store isn’t performing the way it should or you’re planning to build something new. Let’s talk! Just a real conversation about your store.