Freelancer profile translated to English.

Description

Frontend Architect for Scale-ups

I buildrobustandscalablefrontends. +8 years of experience with scale-ups and large accounts (Michelin, Prismea, Groupama), and available to help growing companies build without technical debt.

What I bring:

**Frontend Architecture**: design systems, FSD, clean boundaries. Thinking in systems, not just features
**Tested**, documented, maintainable code
Closecollaborationwith UX/business for pragmatic solutions

I can assist you with missions from scratch, refactoring legacy, or scaling existing systems - all while minimizing technical debt.

Key achievements:

**Michelin**: Architecture of reusable modules across 8+ regional platforms
**Prismea**: Frontend team transformation (150% velocity) via DDD and clean architecture development of 2 web applications with a clean UI/UX
**Groupama**: Refactoring of a critical system (300+ users) Vue2 → Vue3, zero rollback
**Focamu**: Platform from scratch (Strapi + Vue3, GDPR, multilingual)

Stack: Vue3, TypeScript, Node/NestJS for fullstack.

✅ Remote-first, available for flexible missions. Let's talk about your project.

Industry field of expertise

Languages

French
Native or bilingual
English
Native or bilingual

Workplace preferences

Remote only

Primarily works remotely

Groupama
Front-end Developer
BANKING AND INSURANCE
September 2022 - Today (3 years and 9 months)
Écully, France
Critical service used by 300+ sales representatives,broken down into several business applications, high complexity and hidden rules.

▷Legacy code analysiswith functional experts to extract and document business rules (sales management, appointments, client management) — Feature discovery through testing andTechnical documentation

▷Challengingfunctionalities with Management, proposing pragmatic solutions despite strong multi-service dependencies

▷Refactoringof micro-frontends in place to reduce coupling — adding new features by user profile,migration**Vue2 → Vue3,** strengthening features through testing

Result: successful decommissioning in 3 phases (March, Oct, Dec),10x higherusage, zero rollback, very satisfied users

Stack: VueJS, TypeScript, Micro-frontends (SingleSPA), Vite, Vitest, Playwright
Vue.js TypeScript Developer Microfrontend TDD/BDD Front-End Development
Prismea
Front-End Developer
BANKING AND INSURANCE
January 2020 - August 2022 (2 years and 7 months)
Lyon, France
Rebuilding frontend team from scratch, 2 webapps, tight deadline, complex business domain.

▷Recruitment and training of 4 front-end devsin pair programming on the existing hexagonal architecture, feature discovery through testing.

▷Domain Driven Design workshopsto align code and business, and challenge the PO/BA/UX team — this helped identify blockages and prioritize impact features

Result: autonomous and confident team, each feature completed (tests, business validation, minimal debt), product launched on time with a great UX for client/support

Stack: VueJS - Typescript - Jest - Cypress - TikUI Design System - REST API
Vue.js HTML5 CSS3 Typescript Front-End Development
Kissthebride
Front-End Developer
PRESS AND MEDIA
January 2019 - Today (7 years and 5 months)
Limonest, France
Commercial animation platform,transition from AngularJS/Symfony 3 to ReactJS/Symfony 4while maintaining V1 backward compatibility.

▷ Development of V2 features inReactwhile ensuring V1 maintenance (AngularJS) — navigation between two versions without user friction

▷ Closepair programmingwith the design team on interactions and transitions (skeletons, micro-interactions) — energizing UX and improving experience

▷ Participation in design meetings, feasibility studies, technical proposals — specifications + component documentation (DocZ)

Result: smooth migration, satisfied users, modernized platform without service interruption.

Stack: React, Redux, Redux-Saga, Jest, React Testing Library, Material UI, EmotionJS, Symfony 4, DocZ
React.js HTML5 CSS3 JavaScript

Check out Yannick's experience

Jordan Boyer and 3 other people have recommended Yannick

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

Baptiste Duhen

Fullstack developer

4.6

(4)

Amed Hamou

Senior Lead Developer

(2)

Audrey Champion

Web developer

4.3

(3)

Signup to reveal

Master Multimedia and Internet Interface Design
Université de Paris 13
2015
- Développement Web - UX Design - Culture de l'Image
Professional Bachelor's Degree in Web and Multimedia Design and Integration
Université de Paris 13
2013
- Intégration Web - Webdesign

Frontend Web Developer

Yannick H.

Senior Frontend • VueJS | Typescript | Node

About Yannick

Frontend Architect for Scale-ups

Experience

Recommendations

These freelancer profiles also match your criteria

Education

Skill set

Categories