About MageExpert

MageExpert is a project born from a passion for Magento, e-commerce, and open source technologies.

Created by the team at OpenITech — an agency specialized in Magento 2 development, Odoo integration, and open-source solutions — MageExpert aims to become a trusted resource for anyone looking to better understand, use, and optimize Magento and the broader e-commerce ecosystem.

Whether you’re a developer, integrator, store owner, or project manager, you’ll find:

Practical guides to configure, build, and improve your online store
Technical tutorials to deepen your Magento 2 skills
Strategic advice to boost performance and grow your e-commerce projects
Industry insights and updates on digital and open source trends

We believe a successful e-commerce site relies just as much on solid technical foundations as it does on clear strategic vision. That’s why MageExpert covers both the development and business sides of the equation.

Our approach: share practical, accessible, experience-based solutions.

Welcome to MageExpert — and enjoy the journey!

Popover API: Creating Native HTML Modals Without a JavaScript Library

by Tiff D. | 19 May 2026 | English, Posts | 0 Comments

For a long time, creating a modal on the web required a JavaScript library, state management, focus management, animations, and often a large amount of code for what is actually a very common component. Today, modern browsers provide a native alternative: the Popover...

Create a custom payment method on Magento 2

by Killian M. | 12 May 2026 | English, Posts | 0 Comments

Payment methods play a central role in any e-commerce project. Today, many solutions already exist on the market, such as HiPay or Lyra, and cover the majority of standard needs. However, some projects require more specific behaviors: on-site payment deferred payment...

Magento: Who is it for? What is it for?

by Alexis O. | 5 May 2026 | English | 0 Comments

It’s a question that comes up all the time. In pre-sales calls, during audits, sometimes even in casual conversations. Is Magento still worth it today? A few years ago, the answer was almost obvious. As soon as a project became even slightly serious, Magento was part...

PolyShell: Critical File Upload Vulnerability in the Magento 2 REST API

by Alexis O. | 24 March 2026 | English, Posts | 0 Comments

On March 17, 2026, the Sansec forensics team published details on a critical vulnerability dubbed PolyShell. It affects all versions of Magento Open Source and Adobe Commerce, and allows an unauthenticated attacker to upload an executable file through the REST API. No...

Image Optimization for the Web: 10 Common Mistakes and Front-End Best Practices

by Tiff D. | 23 March 2026 | English, Posts | 0 Comments

On most websites, images account for the largest share of total page weight. Yet image optimization is still too often overlooked, with direct consequences on performance, user experience, and SEO. Poorly optimized images can: significantly slow down page load times...

How to Effectively Test the Performance of Your Magento 2 Site

by Tiff D. | 17 March 2026 | English, Posts | 0 Comments

Optimizing a Magento 2 website is not just about reducing CSS or JavaScript: you need to measure the impact of each change accurately. Without proper testing, you risk wasting time or breaking features. This guide shows you how to test and analyze your Magento site's...

Magento 2 Select Field: switcherConfig – Creating Dependent Fields Using Pure XML

by Florent L. | 13 January 2026 | English, Posts | 0 Comments

What is switcherConfig? switcherConfig is a powerful feature of Magento UI Components that allows you to define rules to control the behavior of one field based on the value of another field, without writing a single line of JavaScript. Concretely, it lets you show or...

Magento 2: Generate and Maintain Vendor Patches with Composer

by Alexis O. | 6 January 2026 | English, Posts | 0 Comments

Editing a file located in the vendor directory is generally considered a bad practice. However, in Magento 2, this situation happens more often than we would like. In production, a blocking bug, an unmaintained third-party dependency or an inconsistent behavior can...

Magento 2 in 2026: Key UX, SEO, and Performance Challenges for Merchants

by Tiff D. | 23 December 2025 | English, Posts | 0 Comments

n 2026, e-commerce continues to evolve rapidly. Customers mostly shop on mobile devices, Google’s SEO requirements are stricter than ever, and users no longer tolerate slow or poorly structured sites.For Magento 2 merchants, optimizing user experience (UX), technical...

WebP image optimization in Magento 2: overview of solutions and automated approach

by Killian M. | 9 December 2025 | English, Posts | 0 Comments

In a web environment where speed and user experience have become essential, image optimization plays a decisive role. Among modern formats, WebP has now established itself as a standard. Developed by Google, it combines low file size, excellent visual quality, and...