# EXTFOX

> EXTFOX is a Shopify Plus engineering studio and AI product partner based in North Macedonia. We build storefronts, checkout extensions, migrations, AI automation, and SaaS products for DTC and enterprise brands in the UK, EU, and US.

EXTFOX (IEKSTFOKS DOOEL) operates from Kavadarci, North Macedonia (Balkans / EU-adjacent). Contact: info@extfox.com, support@extfox.com, (862) 259-6969.

Focus areas: Shopify Plus, checkout extensions, headless commerce, CRO, AI agents, RAG systems, and full-stack SaaS.

## Commercial

- [Shopify development pricing](https://extfox.com/shopify-development): Project builds from about $15,000 USD (fixed scope). Partner retainers from about $3,500 USD per month for ongoing development and A/B programmes
- Pricing context: Focused Shopify deliverables often start from $15,000. Full migrations, custom checkout, ERP integration, and multi-market launches are typically mid five to six figures after discovery
- Timelines: Plus builds often 6 to 8 weeks. Enterprise migrations commonly 3 to 6 months. Project builds include 30-day post-launch support
- Engagement models: Scoped project builds and monthly retainers with a dedicated Shopify pod

## Geography and fit

- HQ: Kavadarci, MK, North Macedonia (Balkan region, EU-adjacent operations)
- Markets served: UK, EU, and US brands; remote delivery with full UK and EU business-hour overlap, and about four hours overlap with US East Coast
- Best fit: Growth-focused DTC and B2B brands, Shopify Plus merchants, teams migrating from Adobe Commerce, WooCommerce, or custom stacks, and companies needing checkout, CRO, or AI automation
- Team: Small senior engineering studio (about eight to nine people including contractors). Clients work with the founder and the builders who scope the work, without an account-manager layer

## Proof

- Delivery: 60+ Shopify stores launched, 20+ Shopify Plus builds, 1,900+ CRO experiments shipped
- Named clients: Clean Skin Club, The Honest Kitchen, Smilepen, TsukiGlass, Eddi, BalkonStrom, Biorenewal, SR Bank
- Independent Shopify Partner (not affiliated with or endorsed by Shopify Inc.)

## Pages

- [MVP development](https://extfox.com/product-development/mvp-development): Product strategy, design, development, launch support, and indicative MVP pricing from around $2,000 USD, with more complex builds around $10,000 and $15,000+

- [Home](https://extfox.com/): Studio overview, selected work, and contact
- [About](https://extfox.com/about): Studio story, services, culture, location, and selected partnerships
- [AI/ML development](https://extfox.com/ai-development): Overview of AI and machine learning development services
- [AI Chatbots & assistants](https://extfox.com/ai-development/ai-chatbots-assistants): Custom AI products, assistants, lead systems, internal tools, and AI MVP delivery
- [Shopify development](https://extfox.com/shopify-development): Shopify Plus storefronts, checkout, CRO, pricing FAQ
- [Shopify Plus storefronts](https://extfox.com/shopify-development/shopify-plus-storefronts): Custom theme and Plus builds
- [Checkout extensions](https://extfox.com/shopify-development/shopify-checkout-extensions): Shopify Functions and UI Extensions
- [Headless storefronts](https://extfox.com/shopify-development/headless-storefronts): Hydrogen and Next.js commerce
- [Shopify CRO agency](https://extfox.com/shopify-development/shopify-cro-agency): Experimentation and conversion work
- [Solutions](https://extfox.com/solutions): AI automation and product development
- [Clients](https://extfox.com/clients): Case studies and portfolio
- [Careers](https://extfox.com/careers): Open roles
- [Privacy](https://extfox.com/privacy): Privacy policy
- [Terms](https://extfox.com/terms): Terms of service
- [Cookies](https://extfox.com/cookies): Cookie policy
- [Sitemap](https://extfox.com/sitemap.xml): XML sitemap

## Case studies

- [Eddi](https://extfox.com/clients/eddi): Shopify Plus relaunch for a screen-free children's brand
- [Clean Skin Club](https://extfox.com/clients/cleanskinclub): Shopify Plus, subscriptions, and A/B testing
- [The Honest Kitchen](https://extfox.com/clients/honest-kitchen): Enterprise Shopify delivery
- [BalkonStrom](https://extfox.com/clients/balkonstrom): Custom DE/AT checkout and tax flows
- [Smilepen](https://extfox.com/clients/smilepen): Shopify commerce build
- [Biorenewal](https://extfox.com/clients/biorenewal): Shopify storefront work
- [SR Bank](https://extfox.com/clients/sr-bank): Enterprise IoT workplace product

## Optional

- [LinkedIn](https://www.linkedin.com/company/extfox): Company page
- [X](https://x.com/extfoxcom): Updates
- [GitHub](https://github.com/extfox): Open source and code
- [EmbedFAQ on Shopify App Store](https://apps.shopify.com/efaq-ai-questions-answers): EXTFOX Shopify app