Custom Magento Module Development

Magento,Built Around You

When the marketplace has no answer, we engineer one. Our custom Magento modules extend the platform's core capabilities — from cache architecture to campaign engines, loyalty systems to live data sync.

Fully Custom Architecture
Performance-First Engineering
Production-Grade & Battle-Tested
Our Approach

What We Build

Every module we deliver is production-grade, upgrade-safe, and built to Magento's architecture — not bolted on top of it.

Platform Extensions

New functionality built as first-class Magento modules — following Magento coding standards, using dependency injection, plugins, and observers correctly.

Performance Engineering

Cache management, reindex optimization, and async processing architectures that keep large catalogues and high-traffic stores fast under load.

Third-Party Integrations

Deep, bidirectional integrations with marketing platforms, ERPs, loyalty engines, and data feeds — built as proper modules, not fragile scripts.

Campaign & Commerce Tools

Flash sale engines, campaign page generators, loyalty programmes, gamification features — built to handle real traffic and real business complexity.

What We've Shipped

Our Custom Modules

Each module below is live in production. Click any to see what it does and how we built it.

When to Call Us

Use Cases

Custom modules are the answer when the platform's native capabilities hit their ceiling.

High-Traffic Campaign Events

Flash sales and blockbuster events driving thousands of simultaneous sessions need more than Magento defaults. Our FlashSale engine, static campaign pages, and async cache system are built specifically for this.

Mobile App Commerce

React Native and hybrid apps require richer GraphQL schemas than core Magento provides. Our advanced GraphQL modules expose the right data shapes with the right performance profile for mobile UX.

Customer Retention & Loyalty

Points-based loyalty, gamification mechanics like EggHunt, and real-time Klaviyo sync create a retention ecosystem that keeps customers coming back — and gives your marketing team the data to act on it.

Large Catalogue Operations

Stores with tens of thousands of SKUs and frequent price or stock updates suffer under standard Magento reindex and import flows. Our reindex optimisation and custom import system solve this at the infrastructure level.

Free Scoping Session

Have a problem Magento can't solve out of the box?

Tell us what you're trying to achieve. We'll scope a custom module approach, give you a clear technical plan, and provide a fixed-price estimate — no obligation.

Request a Free Scope
Under the Hood

Tech Stack & Capabilities

We work across the full Magento stack — from core architecture patterns to GraphQL, frontend, and infrastructure.

Magento Architecture

  • Dependency Injection & Service Contracts
  • Plugin (Interceptor) System
  • Event/Observer Pattern
  • Repository & Search Criteria APIs
  • Extension Attributes
  • Layout XML & UI Components

Performance & Infrastructure

  • Varnish & Full-Page Cache integration
  • Redis for session & cache storage
  • Async & Bulk Operations API
  • Message Queue (RabbitMQ / MySQL)
  • Custom Cron scheduling
  • Partial & granular reindex strategies

APIs & Integrations

  • REST API endpoint development
  • Custom GraphQL schema & resolvers
  • Webhook dispatch & ingestion
  • OAuth & token-based auth flows
  • Third-party SDK embedding
  • Feed parsing (CSV, XML, TXT, JSON)

Frontend & Storefront

  • React / Hyva compatible UI modules
  • KnockoutJS & RequireJS patterns
  • PWA Studio & headless extensions
  • Custom Checkout step injection
  • Dynamic widget & block rendering
  • Admin UI Component grids & forms
In Practice

Case Study Snapshot

A major Romanian fashion retailer running Magento 2 Adobe Commerce on a catalogue of 80,000+ SKUs.

The Challenge

Flash sale events were causing full cache flushes, triggering reindex storms, and degrading checkout performance during the highest-revenue windows of the year. Daily catalogue updates from suppliers required full reindexes that locked the admin for hours.

What We Built

We delivered the Async Cache Management System, Reindex Optimisation module, FlashSale Campaign Engine, and Static Campaign Page Generator as a coordinated release — tested under simulated peak load before go-live.

The Outcome

The next blockbuster campaign ran without a single cache-related incident. Reindex time dropped from 4 hours to under 20 minutes. Campaign landing pages loaded in under 80ms globally.

94%
Reduction in full cache flush events
12×
Faster reindex on catalogue updates
+38%
Campaign page conversion uplift
Discuss a Similar Project
Get in Touch

Let’s Build YourCustom Magento Module

Whether you need a new feature, want to extend existing functionality, or solve a specific business challenge — we design and develop custom Magento modules tailored to your store.

Email
office@cleverplusplus.com
Cluj-Napoca, Romania
Free technical consultation24h responseNo commitment