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Mejix is a certified Shopify Plus partner serving France. Serving French brands across Paris, Lyon, and the wider French market. We help merchants migrate, scale, and modernise on Shopify Plus — DTC, B2B, and headless.
What we do for France merchants
From migration to launch to growth — one team, senior engineering velocity, and engagement leads in your timezone.
Magento, BigCommerce, WooCommerce, or custom — migrated to Shopify Plus with zero-revenue cutovers and SEO preserved.
Native company accounts, custom catalogs, NET terms, and quote-to-order flows for mid-market and enterprise.
When OS 2.0 isn't enough — performant, SEO-safe headless storefronts on Oxygen or Vercel.
Ongoing CRO, performance, merchandising, and analytics for Shopify Plus brands shipping every sprint.
NetSuite, SAP, Brightpearl, Cin7, Klaviyo, Avalara — wired up cleanly and monitored.
Where off-the-shelf doesn't fit. Built in TypeScript, deployed via Shopify Functions, app-store ready when needed.
Why local matters
Serving French brands across Paris, Lyon, and the wider French market.
Serving teams across Paris, Lyon, Marseille, Bordeaux.
Central-European-time delivery; same business hours as Paris and Lyon.
Shopify Plus Partner, AWS / GCP / Azure aware, SOC-2-ready engineering.
From Parisian luxury and fashion brands to Lyon-based industrial B2B sellers, we modernise commerce stacks and integrate AI into operations across France.
Certifications & Recognitions














Our Work
We support DISH by Metro's Dish Pay platform with dedicated cross-functional teams delivering end-to-end product development — a high-volume digital payment solution serving the US restaurant market.
We built the Dine Market B2B wholesale ordering platform from scratch — digitising a food supply chain that previously ran on phone calls and spreadsheets, connecting restaurants and food suppliers across NY/NJ/CT.
We worked closely with Yehuda to develop a custom AI solution for automated diamond detection — reducing manual grading time and enabling the platform to process significantly higher volumes with consistent accuracy.
Reviews & Certifications
Mejix has successfully created and launched a functional mobile app, which allows the client to reach and diagnose over 5,000 patients. Despite geographically dispersed clients, the team is accommodating and communicative. They've worked hard to deliver the project on time and within the budget.
Candice Wu
Head of Design, Yehuda
FAQ
Yes — Mejix delivers shopify plus agency engagements for clients across France and the surrounding region. From Parisian luxury and fashion brands to Lyon-based industrial B2B sellers, we modernise commerce stacks and integrate AI into operations across France.
Central-European-time delivery; same business hours as Paris and Lyon. Our engagement leads run discovery, demos, and reviews on your business hours, with senior engineers covering the rest of the workday.
French VAT, CNIL / GDPR review, and EU OSS configuration on Shopify Plus.
We start with a fixed-scope discovery (1–2 weeks) to align on outcomes, then deliver in 2-week sprints with weekly demos. Most engagements run 3–9 months, with optional retainers for ongoing work.
Yes — our engagement leads travel to France for kickoffs, workshops, and quarterly reviews whenever they move the work forward. Day-to-day delivery is remote across our New York and Cluj teams.
Whether you're scoping, migrating, or scaling — our Shopify Plus partner team is ready to help teams in France. Central-European-time delivery; same business hours as Paris and Lyon.