You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Gaspard MaterGM

Gaspard Mater

React.Js | Next.Js | FullStack Developer ⚡

€450/day
1 project
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Gaspard

💻 Full-Stack Developer React / Node.js

🔎 Some information about me
🚀Full-StackDeveloper specializing inReact.Js/ **Next.Js**, **Node.js**, **TypeScript**, and **AWS**.
👨‍💻 +4 years of experience on complex web projects (banking, retail, design system, concierge).
🔧 Mastery ofWebcomponents(**Lit Element**), integrable in Angular, React, and Vue.
🌍 Bilingual: French (native), English (professional).
🎨 Creative in my hobbies: drawing, leatherworking, sports, and sport shooting.

📌 My recent references

L’atelier de Warren→ back-end stock management (**Node.js,** **PostgreSQL**, **Prisma**, **Socket.io**, **AWS**).
AXABank & Insurance → creation of the webDesign system(**Lit Element** + **accessibility**).
BUT(via Kbrw) → development of aWMSinReact.Js/ **Elixir**.
Cyconia→ concierge application (React, AWS, Node.js).

🤝 Shall we work together?

📍 Based in **Paris**, available **full remote**.
⚡ Responsive: response in less than1hvia **Malt**.
✅ Agile methodologies (Scrum, Kanban).

Why hire me as a Full-Stack Developer?

→ Design and development of web features inReact.Js/ **Next.Js**.
→ Creation and maintenance of RESTAPIswithNode.js/TypeScript/ **Prisma**.
→ Cloud deployments withAWS(Lambda, API Gateway, S3, CDN).
Accessibilityandperformanceof web components.
→ Integration of UX/UI (Figma, Webflow) and collaboration with design teams.
→ Expertise inunit testingand code **optimization**.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • L'Atelier de Warren
    Back-End Developer
    RESTAURANTS AND FOOD SERVICE
    June 2025 - August 2025 (2 months)
    Paris, France

    ⚙️ Back-End Developer – L’Atelier de Warren

    📌 Main mission

    Development of theback-endfor a stock management tool for a bakery chain, with a performant and scalable architecture.

    🔎 My achievements
    🛠️ Development of aREST APIwith **Node.js**, **Express**, **TypeScript**, **Zod**, **Prisma**.

    ☁️AWScloud deployment with image management via **CDN**.
    🗄️ Setup and administration of aPostgreSQLdatabase.
    🔄 Agile methodology work to quickly deliver key features.

    🎯 Result
    ✔️ A reliable, fast stock management solution adapted to the company's business needs.
    ✔️ Improvement in operational fluidity and real-time data availability.
    Node.js Redis PostgreSQL Typescript Prisma
  • AXA
    Full Stack Developer Freelance
    BANKING AND INSURANCE
    October 2023 - May 2025 (1 year and 7 months)
    Paris, France

    💻 Full-Stack Developer – AXA Bank & Insurance

    📌 Main mission
    Contribution to AXA's design system: creation, maintenance, and integration of accessible web components in Lit Element, deployed in several frameworks (React, Angular, Vue).

    🔎 My achievements
    🏗️ Development ofaccessibleweb components with **Lit Element**.
    ♿ Implementation and monitoring ofaccessibilitystandards (a11y) for all components.
    🔄 Export of Lit components toReact.Js**, **Angular**, and **Vueusing **Webpack**.
    🧪 Writing and execution ofunit teststo ensure the reliability of the design system.
    🌐 Development of web pages integrating the components on the design system website.
    📚 Setup and management ofStorybookto facilitate adoption by AXA developers.
    📂 Management of theArtifactoryrepository and creation ofAPIroutes for the website.
    👥 Agile methodology work within the team.

    🎯 Result
    ✔️ A robust, accessible, and modular design system used in various environments (React**, **Angular**, **Vue).
    ✔️ Improved consistency and productivity for tech & design teams at AXA.

    🔗 https://designsystem.axa.com/docs/v1.0/getting-started/overview/
    React.js Node.js Webpack lit element Storybook
  • Kbrw
    Software Engineer
    RETAIL (LARGE RETAILERS)
    April 2022 - November 2022 (7 months)
    Paris, France

    🏭 Full-Stack Developer – KBRW (BUT)

    📌 Main mission
    Development of a WMS (Warehouse Management System) for the BUT company, with a web and mobile application inReact.jsandback-endin **Elixir**.

    🔎 My achievements

    💻 Development of newwebandmobilefeatures in **React.js**.
    🛠️ Improvement and maintenance of existing features.
    🧪 Implementation of unit tests to ensure system stability.
    🔗 Development of newAPIroutes and scripts in **Elixir**.

    🎨 UX/UI design viaWebflowto improve user experience.
    🤝 Participation in client meetings to analyze needs and adjust the product.
    🚀 Regular deployment of features in production.
    📂 Agile methodology work (Scrum) with the project team.

    🎯 Result
    ✔️ Implementation of a robust and scalable WMS for BUT, improving warehouse management.
    ✔️ Performance gains and better end-user satisfaction.
    Elixir React.js JavaScript PostgreSQL React.js Development

Reviews

5.0

Out of 1 rating

Diana-CatalinaD

Diana-Catalina

MADAME DIANA-CATALINA IPATE

Reviewed on 5/2/2023

I am very happy with the collaboration with Gaspard. He delivered quality work within the required timeframe. I will not hesitate to contact him again for future missions.

Recommendations

FU
ZE
FU
+2
Former user and 4 other people have recommended Gaspard

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Master in Computer Science, Computer Engineering
    EPITECH - European Institute of Technology
    2022
    Master en informatique, Ingénierie informatique

Certifications

Skill set

Categories