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Custom E-commerce Development

Custom E-commerce Solutions That Drive Sales and Growth

i2 designs and builds tailored, highly secure B2C, B2B, and O2O e-commerce storefronts built for Hong Kong's leading enterprises, universities, and public sectors. Blazing-fast headless architectures, native Drupal workflow engines, secure local payment integrations, and OGCIO-compliant accessibility designs.

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★ 20+  Years Served.    400+  Trusted Clients.    8+  Products Shipped.    800+  Case Studies.    Since 2006  In Production
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How We Approach E-commerce Development with Drupal

Enterprise e-commerce demands scalability, strict security compliance, and deeply customizable content relationships. In Hong Kong's complex retail and institutional environment, Drupal Commerce serves as the gold standard for organizations that have outgrown restrictive, SaaS-based templates. We consult, architect, and deploy across two primary implementation styles:

Monolithic Drupal Commerce

For organizations wanting a unified system. By keeping the frontend theme and the backend commerce engine within Drupal, we can leverage Drupal's industry-leading content management, translation engines, and robust permission roles. This is ideal for bilingual (Traditional Chinese/English) portals and complex multi-site setups.


Decoupled & Headless Commerce (Next.js + Drupal)

For enterprises requiring sub-second page loads, absolute design freedom, and high-performance mobile experiences. We leverage Drupal as a headless content and commerce repository, serving data via JSON:API or GraphQL to a modern Next.js frontend. This eliminates traditional performance bottlenecks and protects back-office systems during peak traffic spikes.

Every platform we engineer is optimized for high conversion rates, compliant with local web accessibility standards (WCAG 2.1 AA), and deeply integrated with local operational workflows.

Common Drupal Commerce Use Cases We Deliver

Enterprise Headless Storefronts:

Lightning-fast decoupled stores built with Next.js, serving personalized content and fast localized checkouts.

B2B & Wholesale Portals:

Complex procurement platforms featuring tiered corporate pricing structures, contract accounts, and customized approval workflows.

Government & NGO Transaction Portals:

Highly secure, accessible payment portals designed for public services, donation collections, and course registrations.

Omnichannel & O2O Integrations:

Synchronizing digital sales with physical ERP systems (SAP, NetSuite), warehouse management (WMS), and local point-of-sale (POS) hardware.

Legacy Platform Migrations:

Safe, database-to-database migrations from legacy systems to Drupal Commerce with zero data loss and strict preservation of existing SEO rankings.

AI-Enhanced Mobile Experiences:

Integration of on-device ML models, conversational LLM interfaces, real-time voice recognition, and computer-vision features like document scanning or object detection.

What Our Drupal Commerce Development Includes

Custom Stores & Headless FrontendsBespoke digital store layouts designed to fit your exact brand guidelines, engineered to load instantly and scale during high-volume marketing campaigns.

Secure Local & Global Payments PCI-compliant integrations with local Hong Kong gateways—including PayMe, Octopus, FPS, AlipayHK, and WeChat Pay—alongside global processors like Stripe, PayPal, and Oceanpayment.

Automated Inventory & ERP Sync Real-time API integrations connecting Drupal Commerce to your legacy ERP (SAP, Oracle, NetSuite) to automate stock tracking, multi-warehouse fulfillment, and invoice generation.

Multi-Language & Multi-Currency Built-in support for localized pricing, automatic tax/VAT compliance across regions, and seamless translation workflows tailored for Traditional Chinese, Simplified Chinese, and English.

Accessibility & Security Compliance Engineered to easily meet OGCIO Web Accessibility Gold standards and fully compliant with Hong Kong's PDPO personal data privacy laws.

 

Technologies We Use

Drupal Commerce Drupal Commerce empowers organizations to build truly customized e-commerce experiences by treating products as native content. This flexibility allows for complex checkout flows, unique product variations, and seamless integration with existing IT infrastructure.

  • Enterprise Security Deep API Integrations Advanced Multilingual Core Custom Workflows Scalable Architecture No Vendor Lock-in

 

Next.js Next.js transforms Drupal Commerce into a high-performance, SEO-friendly headless application. Utilizing server-side rendering and static generation, it provides customers with a faster browsing experience and boosts search engine discoverability.

  • Blazing-Fast Loading Speed Programmatic SEO Server-Side Rendering Decoupled Architecture

 

Our E-commerce Development Process

Every custom Drupal project follows a rigorous, milestone-driven delivery process:

1. Discovery:

1. Discovery:

Analyzing your complex system integrations, user journeys, and database relationships.

2. Architecture & Planning:

2. Architecture & Planning:

Designing your schema, detailing API endpoints, and mapping out user permissions.

3. Development:

3. Development:

Setting up the Drupal backend and building out customized storefront features or decoupled frontends.

4. Security & Auditing:

4. Security & Auditing:

Implementing encryption standards, configuring role permissions, and verifying payment security.

5. Testing:

5. Testing:

Thorough QA across multiple screen sizes, load testing to prepare for traffic spikes, and accessibility compliance validation.

6. Launch & Support:

6. Launch & Support:

Seamless launch coordination with minimal downtime, followed by active hosting maintenance and monitoring.

E-Commerce Development: Frequently Asked Questions

Everything you need to know about our custom E-Commerce development services.

The Issue: A common mistake in Drupal development is modifying core themes or module code directly. When a security patch or system update is applied, these custom tweaks are completely overwritten, breaking the site's layout.

Our Approach: We enforce a strict configuration management workflow using Git repositories and Drupal's native Configuration Sync system. All custom layouts and styling are built into a standalone custom theme, ensuring core system updates never nuke your front-end logic.

The Issue: Monolithic applications with heavy database structures, unoptimized images, and complex block modules can choke mobile rendering, resulting in high bounce rates and low Core Web Vitals scores.

Our Approach: We build high-performance decoupled setups using a Next.js front-end paired with Drupal's JSON:API. By pre-rendering product grids, lazy-loading heavy data payloads, and applying strict image styles, your store maintains sub-second loading speeds even on slower mobile networks.

The Issue: Traditional batch cron jobs that sync inventory from an ERP (like SAP or NetSuite) on a 15-minute delay create data lags. During high-traffic flash sales, items can easily be oversold before the next sync triggers, leading to canceled orders.

Our Approach: We deploy real-time, event-driven webhooks. The moment inventory levels shift within your internal warehouse management or ERP system, an automated API call instantly updates the exact SKU count inside Drupal Commerce, keeping stock metrics synchronized to the second.

The Issue: B2B e-commerce portals often struggle with access control—such as corporate buyers accidentally seeing retail pricing tiers, or content editors modifying structural system configurations.

Our Approach: We leverage Drupal’s industry-leading, granular role and permission matrix. This allows us to map out distinct operational boundaries for B2B wholesale buyers, procurement managers, translation editors, and technical administrators with absolute security.

Our AI Products

We don't just build for clients—we ship and run our own tech. With 5 proprietary AI products actively running in production and more on the way, we know exactly what it takes to launch, scale, and maintain successful AI software.

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