eCommerce. We can help.

Harper Development expertise spans the eCommerce, banking, shipping,
mobile, video, healthcare, and security sectors. Harper Development was
founded in Vancouver, and now operates out of Vancouver, Calgary, Toronto,
Los Angeles, and Chicago.
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Enterprise AI & eCommerce Integration Specialists

We architect and integrate AI-powered commerce, logistics, marketplace, healthcare, and operational systems for businesses that cannot afford to get it wrong.

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60+Payment & Fulfillment
Integrations Delivered
6,000+Merchants
Impacted
3,000+Patients/Month on
Platforms We Architected
15+Years Enterprise
Systems Experience
AI & LLM Integrations

Production AI systems integrated into your commerce and operational infrastructure — semantic search, RAG pipelines, agentic workflows, and support automation.
eCommerce Architecture

Magento, Adobe Commerce, WooCommerce, Shopify, BigCommerce — from single store to multi-tenant enterprise deployments.
Marketplace & Amazon SP-API

Inventory sync, order automation, product feeds, and fulfillment orchestration across Amazon, TikTok Shop, Walmart, and eBay.
Shipping & Logistics

UPS, FedEx, USPS, Amazon Logistics, Canada Post, and 3PL integrations with real-time rates, label generation, and tracking.
Payments Architecture

PCI DSS compliant payment flows. Stripe, Cybersource, Authorize.net, Moneris, Paysafe — 60+ integrations delivered.
Healthcare & Regulated Systems

EMR platforms, HIPAA/PIPEDA compliance, WebRTC telemedicine, secure ACL, and audit logging — built at production scale.

Amazon Shipping Modules

Display live Amazon Shipping rates at checkout and purchase shipping labels directly from your store admin. Our modules integrate the Amazon Shipping SP-API — real-time rates, label printing, tracking, and returns. Available for Shopify, WooCommerce, Magento, BigCommerce, and PrestaShop.

PrestaShopPrestaShop$200Buy Now
WooCommerceWooCommerce$179Buy Now
MagentoMagento$399Buy Now
BigCommerceBigCommerce$799Buy Now
ShopifyShopify$299Buy Now

View All Shipping Modules

Client Examples

A selection of organizations we have worked with.

Web design encompasses many different skills and disciplines in the production and maintenance of websites.

Alex Bold
Architect

We build frameworks that respect your time and money, so we bring Corpus, a premium corporate WordPress theme.

Tom Harold
Developer

The Corpus Generation of multi-purpose themes is here. In a marketplace volatile and full of sharks you need to build confident and future-proof themes.

Alex Smith
Designer

Our Blog

Insights on AI integration, eCommerce architecture, and enterprise systems.

Event-Driven Architecture for High-Volume eCommerce
 Event-Driven Architecture for High-Volume eCommerce 780 779 admin
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Event-driven architecture gets recommended frequently in eCommerce contexts, often for reasons that are either vague (“it’s more scalable”) or technically correct but contextually wrong for the system in question. The…

RAG Systems for eCommerce Customer Support: A Practical Implementation Guide
 RAG Systems for eCommerce Customer Support: A Practical Implementation Guide 1021 1024 admin
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Retrieval-Augmented Generation — RAG — is currently the most practical architecture for deploying AI-powered customer support in eCommerce environments. Unlike pure language model approaches, RAG grounds the model’s responses in…

How We Architected a HIPAA-Compliant Telemedicine Platform
 How We Architected a HIPAA-Compliant Telemedicine Platform 780 783 admin
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When we started the architecture for a WebRTC-based telemedicine platform in 2018, the telemedicine market looked very different. Video consultation infrastructure was not a commodity. The regulatory environment for cross-provincial…