Hello, I’m Keyvan ESTERMANN, a full stack web developer based in Rouen, France. I design and build web and mobile applications for professionals, combining solid backend engineering with intuitive front‑end interfaces and a focus on maintainability, performance and user experience. Over the years I’ve worked as a freelance developer and collaborated with teams on WordPress + Elementor projects, e‑commerce sites, and multi‑language platforms for clients including public institutions and brands. I enjoy turning ideas into robust, scalable solutions using modern stacks such as Node/Express, Laravel/Symfony, React, and WordPress, while keeping a friendly, collaborative approach with clients and teammates.

Keyvan ESTERMANN

Hello, I’m Keyvan ESTERMANN, a full stack web developer based in Rouen, France. I design and build web and mobile applications for professionals, combining solid backend engineering with intuitive front‑end interfaces and a focus on maintainability, performance and user experience. Over the years I’ve worked as a freelance developer and collaborated with teams on WordPress + Elementor projects, e‑commerce sites, and multi‑language platforms for clients including public institutions and brands. I enjoy turning ideas into robust, scalable solutions using modern stacks such as Node/Express, Laravel/Symfony, React, and WordPress, while keeping a friendly, collaborative approach with clients and teammates.

Available to hire

Hello, I’m Keyvan ESTERMANN, a full stack web developer based in Rouen, France. I design and build web and mobile applications for professionals, combining solid backend engineering with intuitive front‑end interfaces and a focus on maintainability, performance and user experience.

Over the years I’ve worked as a freelance developer and collaborated with teams on WordPress + Elementor projects, e‑commerce sites, and multi‑language platforms for clients including public institutions and brands. I enjoy turning ideas into robust, scalable solutions using modern stacks such as Node/Express, Laravel/Symfony, React, and WordPress, while keeping a friendly, collaborative approach with clients and teammates.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

French
Fluent
English
Intermediate

Work Experience

Chef de projet événementiel at SWIFT EVENTS
April 1, 2019 - June 1, 2024
Organisation d’événements grand public, principalement la Chibi Rouen (10 000 à 15 000 visiteurs/an). Gestion du budget, des exposants, conception du plan, coordination technique, programmation, encadrement équipes et prestataires, communication et partenariats.
Développement d'une appli - Carte de voeux (Assemblée Nationale) at Assemblée Nationale
July 1, 2021 - July 31, 2021
Création d’une application de génération de cartes de voeux pour les députés, avec Node.js/Express et intégration Wordpress.
Développeur Wordpress / Elementor at Mutuelle MCF
February 1, 2021 - February 28, 2021
Développement d'un site Wordpress responsive avec thème sur mesure et importation des articles depuis Drupal; WordPress + Elementor.
Site vitrine multilanguage (Dassault / 2 7 Films) at Dassault / 2 7 Films Studio
February 1, 2022 - February 28, 2022
Développement d'un site vitrine multilingue sous Wordpress et Elementor, avec intégration Elementor et thème sur mesure.
Webdesign / Wordpress at SIGASOL
February 1, 2021 - February 28, 2021
Webdesign Wordpress et développement de thème sur mesure; adaptation responsive.
Site e-commerce mono-produit – Jacquemus at Jacquemus
April 1, 2021 - April 30, 2021
Développement d'un site e-commerce mono-produit pour l’opération “Les Fleurs” avec API Stripe, backoffice sur mesure, export des commandes et génération de facture.
Webdesign / Wordpress at Métropole de Lille
March 1, 2021 - March 31, 2021
Webdesign et développement Wordpress (projets multi‑client; adaptation responsive).

Education

BTS SIO (Services Informatiques Aux Organisations) at IUT Toulouse - Blagnac
January 1, 2015 - January 1, 2017
Licence Professionnelle APSIO at IUT Toulouse - Blagnac
January 1, 2017 - December 31, 2017

Qualifications

BTS SIO (Services Informatiques Aux Organisations)
January 1, 2015 - January 1, 2017
Licence Professionnelle APSIO
January 1, 2017 - December 31, 2017

Industry Experience

Software & Internet, Professional Services, Media & Entertainment

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more