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I am Olivier Peaucelle, a front-end expert specialized in the TypeScript ecosystem with experience designing e-commerce applications and business platforms. I excel at structuring complex applications, defining coding standards and leading technical projects in agile environments. I thrive on collaborating across FE/BE/QA teams, mentoring developers, and keeping up with the latest tech trends, including AI integrations. I also enjoy shaping design systems and scalable architectures to deliver high-quality user experiences.…I am Olivier Peaucelle, a front-end expert specialized in the TypeScript ecosystem with experience designing e-commerce applications and business platforms. I excel at structuring complex applications, defining coding standards and leading technical projects in agile environments. I thrive on collaborating across FE/BE/QA teams, mentoring developers, and keeping up with the latest tech trends, including AI integrations. I also enjoy shaping design systems and scalable architectures to deliver high-quality user experiences.

Olivier Peaucelle

PRO

Front-End Developer, Web Developer, Full Stack Developer, +2

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I am Olivier Peaucelle, a front-end expert specialized in the TypeScript ecosystem with experience designing e-commerce applications and business platforms. I excel at structuring complex applications, defining coding standards and leading technical projects in agile environments. I thrive on collaborating across FE/BE/QA teams, mentoring developers, and keeping up with the latest tech trends, including AI integrations. I also enjoy shaping design systems and scalable architectures to deliver high-quality user experiences.…I am Olivier Peaucelle, a front-end expert specialized in the TypeScript ecosystem with experience designing e-commerce applications and business platforms. I excel at structuring complex applications, defining coding standards and leading technical projects in agile environments. I thrive on collaborating across FE/BE/QA teams, mentoring developers, and keeping up with the latest tech trends, including AI integrations. I also enjoy shaping design systems and scalable architectures to deliver high-quality user experiences.

Available to hire

Paris, France

I am Olivier Peaucelle, a front-end expert specialized in the TypeScript ecosystem with experience designing e-commerce applications and business platforms. I excel at structuring complex applications, defining coding standards and leading technical projects in agile environments.

I thrive on collaborating across FE/BE/QA teams, mentoring developers, and keeping up with the latest tech trends, including AI integrations. I also enjoy shaping design systems and scalable architectures to deliver high-quality user experiences.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

French

Fluent

Work Experience

Fullstack Java/React at Genealto.com

October 1, 2025 - December 31, 2025

Migration of a public genealogy website from Angular to React; front-end user account management, and simple/advanced search plus genealogy display/update. Integrated ProductFruit AI Chatbot and implemented end-to-end tests with 100% functional coverage. CI/CD on GitLab and Docker-based VPS deployment. Upgraded stack to React 19.4, TS 5.9, Tailwind 4.1; conducted performance/policy improvements.

Front-end Technical Lead at Kpmg France / Rydge Conseil

January 1, 2023 - December 31, 2025

Created the new SME client management platform and led front-end architecture and UX design system improvements. Drove monorepo adoption, performance optimizations, and debt reduction. Contributed to recruitment and brand migration (Rydge Conseil). Tech stack: Vue 3, Vite, TS, MSAL, .NET 8, Ocelot, SQL Server; CI/CD on Azure DevOps; design tools: Figma; evaluation of Lighthouse and accessibility improvements.

Front-end JS Tech Lead at Anatec – WeSave

January 1, 2020 - December 31, 2023

Designed and built a savings management and wealth advisory web platform for B2B and B2C. Led Vue 2 to Vue 3 migration strategy, epic grooming/estimation, and CI/CD improvements. Implemented features for patrimony, saving, investments, and life-insurance simulations; managed monorepo (pnpm) with automated tests (Cypress/Jest).

Front-end Developer at Groupe Accor

January 1, 2019 - December 31, 2020

Led high-traffic e-commerce frontend redesign for the booking site with a mobile-first SSR approach (Nuxt). Implemented multi-language (including Arabic RTL), multi-currency, and country-specific pricing/discount rules; integrated various payment methods; ensured PCI DSS training and WCAG 2.1 AA accessibility. Mentored a squad of 9 and promoted best practices (SOLID, DRY, KISS).

Front-end Application Manager at Gino LegalTech

January 1, 2017 - December 31, 2019

Created a legal contract generation platform for lawyers. Defined front-end architecture, implemented epic sizing and roadmap, and configured standard contracts; collaborated with legal workflow requirements and UI-driven configurability.

Senior Developer – Front-end JS at CustomerMatrix

January 1, 2014 - December 31, 2017

Contributed to federated search platform (cognition/AI-enabled). Implemented complex autocomplete, recursive facet trees, filters, and sorting; optimized search results rendering and data presentation; worked in a multilingual global team with English communications.

Consumer e-commerce application developer at 1001listes / TF1-Téléshopping / Direct-optic / Place des tendances

January 1, 2008 - December 31, 2014

Developed multi-brand e-commerce sites with performance optimizations, multi-criteria search, product carousels, and robust order funnel. Enhanced frontend capabilities for large-scale consumer platforms.

Fullstack Java/React Developer at Genealto.com

October 1, 2025 - December 31, 2025

Migration of a public genealogy website; frontend user account management; advanced search engine; genealogy display and updates; ProductFruit integration (AI Chatbot); Angular to React migration; backend data handling and encrypted data; background email sending and image cropping; E2E tests with 100% functional coverage.