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Youri GalescotYG

Youri Galescot

E-commerce Developer Symfony/Sylius | React/Next

€580/day
Paris, FR
8-15 years

Average response time: 2 hours

Freelancer profile translated to English.
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About Youri

Do you have a **custom e-commerce project**, a **store to redesign**, or a **headless storefront to build**?

I am asenior fullstack e-commerce developer(+14 years of experience, +10 projects completed), particularly on high-traffic platforms.

I worked on the e-commerce platform of Aramisauto (European leader in online car sales) on optimizing the purchase funnel, redesigning search and product pages, and implementing A/B testing.

I was also the e-commerce lead dev at Businesscoot for over 5 years: complete platform redesign, Stripe payments, internationalization into 6 languages, technical SEO optimizations, back-office improvements, automation implementation.

My areas of intervention:
→ Creation of custom B2B / B2C e-commerce sites — Sylius/Symfony.
-> Online booking site
-> Transactional platform / Client portal.
→ Development of headless storefronts — Next.js, Astro, React.
→ Technical audit of your site.
→ E-commerce Performance & CRO — A/B testing, load time optimization, Core Web Vitals, UX, technical SEO.
→ Automations — CRM, ERP, PIM integrations, APIs.
→ Monthly support — continuous development, maintenance, technical advice.

🛠️ Technical Stack:
→ Frontend: React.js • Next.js • Astro • Javascript • Typescript • Tailwind CSS • Shadcn
→ Backend: PHP • Symfony • Sylius • API • Node.js • Hono.js • Cloudflare workers
→ Automation: n8n • AI • Cloudflare workflows
→ Data: MySQL • PostgreSQL • Redis • Supabase • NocoDB • Airtable
→ Infra: Docker • Git • Cloudflare • RabbitMQ

⭐ They trusted me:
Aramisauto • France Télévisions • Businesscoot • Marin d'Eau Douce • Indexpresse Business • SectorAI • Shippeo • Beamy • France 24 • Niji

An e-commerce project to build or a store to evolve?
Let's chat to see how I can help you.
  • Russian

    Basic

  • French

    Native or bilingual

  • English

    Fluent

  • Romanian

    Native or bilingual

Can work on-site
Paris (up to 50km), Lyon (up to 50km), Bordeaux (up to 50km), Toulouse (up to 50km), Marseille (up to 50km)

Experience

  • Aramisauto
    Senior Fullstack E-commerce Platform Developer (PHP Symfony & VueJS / Nuxt)
    E-COMMERCE
    January 2022 - January 2025 (2 years and 11 months)
    Paris, France
    Mission #1 (Purchasing Team):
    • Developments on the purchase funnel and customer account of the Aramisauto.com e-commerce site aimed at improving conversion rates and user experience;
    • Implementation of unit tests and update of CI (CircleCI);
    • Creation of an A/B testing tool for new features on Symfony;
    • Redesign of the vehicle purchase funnel:
    • Integration of internal APIs within the Aramis group;
    • Bug tracking and fixes;
    • Improvement of the logging system;
    • Symfony update.

    Mission #2 (Car Discovery Team):
    • Evolution of the search results page (PLP) and product detail page (PDP) on the Nuxt framework (Vue.js);
    • Design of the new Search Autocomplete component in VueJS;
    • Code refactoring;
    • Implementation of internal netlinking on the search page;
    • SEO optimizations;
    • Connection of the Nuxt application to the Wordpress CMS in Headless mode for the Cardoen brand (AramisGroup entity).

    Technical Environment:
    PHP, Symfony, VueJS / Nuxt, Docker, CircleCI, Github, PHPUnit, Jest.
    PHP Symfony Vue.js JavaScript E-commerce
  • Businesscoot
    E-commerce Lead Developer (PHP Symfony & JavaScript / React)
    E-COMMERCE
    June 2019 - January 2026 (6 years and 7 months)
    Paris, France
    Missions carried out:
    • Complete redesign of the e-commerce site (HTML / CSS integration / JS development with React)
    • Refactoring of PHP, Symfony code.
    • Implementation of CI (Continuous Integration)
    • Migration and upgrade of Symfony versions
    • Optimization of the purchase process, implementation of new payment methods.
    • Multilingual site: ⇒ evolution from a bilingual English, French site to a site available in 6 languages.
    • Development of modules for creating interactive content (interactive graphics, data search from external sources)
    • Improvement of the back office.
    • Integration of the payment system with Stripe and Paypal.
    • Creation of REST APIs.
    • Creation of the monthly subscription system on the platform.
    • SEO improvements which led to an increase in traffic and Revenue.
    • Generation of PDFs asynchronously (studies, invoices...) via a dedicated API, with Puppeteer.
    • System for translating market studies into multiple languages asynchronously (using Symfony Messenger, Workflow components...)
    • React development of an asynchronous task tracking system in the Backoffice

    Technical Environment:
    • PHP, Symfony, Twig, Messenger Components, Workflow...
    • JavaScript, React
    • HTML5, CSS3 (Bootstrap)
    • Docker
    • Git, Gitlab
    PHP symfony JavaScript React.js E-commerce
  • Shippeo
    PHP Symfony Backend Developer
    TRANSPORTATION
    April 2021 - October 2021 (6 months)
    Paris, France
    - Design of APIs for the Shippeo application, intended for tracking delivery trucks (ETA, Geolocation, supply chain tracking).
    - Event Sourcing
    - Processing of asynchronous tasks with RabbitMQ.
    symfony api RabbitMQ Docker Logistics Management

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Education

  • Master in Information Systems Management
    Institut Mines-Télécom / Télécom Business School
    2013

Skill set

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