Freelancer profile translated to English.
Back to original languageAbout Erwann
Finalist of the Freelancers Got AI Talent Awards 2026organized by Malt (Top 34 out of 160+ international applications) for a Shopify application that optimizes the SEO of product sheets in AI response engines (ChatGPT, Perplexity, Google AI Overviews).
Graduated from Webforce 3 Paris, I started freelancing in 2017 by creating WordPress websites. In 2018, I joined Digital Village Paris, where I worked on large-scale e-commerce projects for L'Oréal, Decathlon, Baccarat, Grant, as well as in collaboration with agencies like Ogilvy.
Specializing in Shopify since 2018, I evolved within the LobsTTer agency (Shopify certified), where I participated in numerous migrations, redesigns, and creations of Shopify and Shopify Plus stores.
Today, I work directly with my clients via Malt, offering:
✅Custom Shopify Application Development(React/Node.js, GraphQL API)
✅AI & Automation Integration(Claude, OpenAI, intelligent workflows)
✅Theme Development and Customization(Liquid, CSS, JS)
✅SEO & GEO Optimization(preparation for AI engines like ChatGPT Shopping)
✅Store Migration and Redesign
💡Need a Shopify expert for your e-commerce project or a custom app?Contact me!
English
Conversational
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- MaltFinalist — FreelancersGotAITalent 2026E-COMMERCEJanuary 2026 - May 2026 (4 months)Paris, FranceSelected among the Top 34 out of 160+ international applications for the Freelancers Got AI Talent Awards 2026 organized by Malt, recognizing European freelancers at the forefront of applied AI.Project presented: GEO-Ready FAQsShopify application that optimizes product sheet SEO in AI response engines (ChatGPT, Perplexity, Google AI Overviews) through automated generation of structured and tagged FAQs.Technical Achievements
- 15,000 FAQs generated in production on Shopify stores
- Scalable multi-tenant architecture, merchant data isolation
- Redis cache for performance and API cost control
- Fine-grained rate limiting for reliability under load
- Native Shopify integration: Admin API, GraphQL, Theme App Extensions
- Claude / OpenAI AI pipeline for generation, structuring, and Schema.org FAQPage markup
- Joint optimization for generative AI crawlers (GEO) and traditional SEO
Stack: React, Node.js, GraphQL, Redis, Shopify API, Claude (Anthropic), OpenAI, Schema.orgJury evaluation:"Pioneering work in Generative Engine Optimization — a genuinely forward-looking use case. The seamless Shopify integration, 15,000 FAQs generated, and robust technical architecture (Redis caching, rate limiting, multi-tenant) make this a standout entry."**Project Link**: - TIC PARTNER
On Malt
Development of an ERP Polaris - Shopify Connector (bidirectional)DIGITAL AND ITNovember 2025 - April 2026 (4 months)Paris, FranceDesign, development, and deployment of a bidirectional connector between the Polaris ERP (WebConnect REST API) and Shopify, deployed on two independent e-commerce stores. Synchronization of catalog, multi-warehouse stock, orders, and credit notes.Functional Scope- ERP Catalog → Shopify: incremental sync via LastModified cursor, fine-grained change detection (title, vendor, type, metafields, variant options), filtering by collections/brands, handling of unpublished products.
- Multi-warehouse stock: Shopify locations ↔ Polaris warehouses mapping, activation by location, configurable exclusions, orphan stock cleanup.
- Shopify Orders → Polaris: creation of sales and inter-warehouse transfers from multi-location fulfillmentOrders, customer management, phone normalization according to Country Code.
- Returns / Credit Notes: two-step Polaris workflow (draft then balanced negative credit note), partial or total handling, return transfers.
- Production Robustness: idempotent retry (ExtRefs), shopifyFetch with timeout, email notifications on business errors, PM2 monitoring.
Architecture & DeploymentPostgreSQL as intermediate database (product/variant reference table), crons */5 and */15 min depending on flows, SCP deployment on Linux VPS, separate test / production environments.StackNode.js, Express, PostgreSQL, Shopify GraphQL Admin API, Polaris REST API (WebConnect), Shopify Webhooks, Cron, PM2, Linux VPSDeploymentTwo stores in production, including one with 2,100+ orders processed without errors, active multi-locations, stable incremental sync over several months. - CovrTheme migration and modernization of covrpack.comE-COMMERCENovember 2025 - December 2025 (1 month)Paris, FranceComplete migrationof a legacy Shopify theme to Impulse 8.x (Online Store 2.0) while preserving custom functionalities and third-party integrations.Development of acustom data migration appto convert existing product tags to the newmetafields filteringsystem (Search & Discovery).Configuration and reintegration ofWebkul Marketplace(multi-vendor) including regeneration of vendor Liquid templates and integration of per-vendor shipping cost calculation in the cart.Creation of acentralized snippets architecture(covrpack-custom-apps.liquid) to future-proof third-party app scripts during future theme updates.Audit and cleanupof existing code: removal of obsolete apps, unused JS/CSS scripts, orphan assets.Integration ofPareto Quantity Breaksfor a B2B tiered pricing system with customizable display of tiers.Resolution ofAJAX navigationissues impacting the loading of Skeepers/Verified Reviews widgets (dynamic script reloading).**Technical SEO optimization**: robots.txt configuration (filtered page exclusion), FAQ creation with Schema markup, Lighthouse performance audit.Writing of aPDF maintenance tutorialdocumenting all custom modifications to facilitate future updates by the client.
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Education
- Web Integrator DeveloperWebforce 3 Paris2017Intégration web : Réaliser l’intégration HTML/CSS dans le respect des normes ; Appliquer les bonnes pratiques de la «qualité web» (référencement, performance, ergonomie) ; Créer des pages web interactives avec JavaScript ; Utiliser les framework front-end Bootstrap et Angular ; Développer une application mobile hybride avec Ionic et Cordova. Développement web : Mettre en place une solution web de type CMS avec WordPress ; Développer des fonctionnalités en PHP ; Concevoir une base de données ; Utiliser le framework back-end Symfony ou Laravel.