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Sébastien Nobour

Node.js React Developer
  • Suggested rate
    €600 / day
  • Experience3-7 years
  • Response rate100%
  • Response time1 hour
The project will begin once you accept Sébastien's quote.
Location and workplace preferences
Location
Maastricht, The Netherlands
Can work onsite in your office in
  • and around Maastricht (up to 50km)
  • and around Utrecht (up to 50km)
  • and around Amsterdam (up to 50km)
  • and around Brussels (up to 50km)
  • and around Cologne (up to 50km)
Verifications

Freelancer code of conduct signed

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Verified email
Reputation
6Followers
79Repos
1Gists
66Reputation
9Bronze
2Silver
0Gold
Languages
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Skill set
Industry fields of expertise
Sébastien in a few words
✅ Your SaaS developed in 1 month
📈 5+ years of experience in SaaS development
⚡️ 100% satisfaction with my projects
👉🏻 Expert in React, Next.js, Node.js, Nest.js, JavaScript/TypeScript

I create web solutions tailored to your needs, from design to deployment.

My services:
- Frontend development (SPA, static export...)
- Backend development (REST, RPC, GraphQL, WebSocket, MQTT)
- CI/CD pipeline setup and regression testing
- Frontend development for SaaS
- Web integration (HTML/CSS) in responsive design
- Technical support and user training
- SaaS application design and development
- Custom feature creation

My recent development projects:
- ANCT: Development of an open-source administration console for French local authorities.
- Vodafone Ziggo (Netherlands): Creation of scripts for a SaaS that automatically deploys virtual network infrastructures.
- Groupe Rapido: Development of a marketplace bringing together about fifty recreational vehicle dealerships, allowing them to post their offers on a single platform.
- Valeo: Development of a software license monitoring application on all the company's servers worldwide.

The extras?
📝 Budget adherence
🎯 User satisfaction
🙋🏻‍♂️ No compromise on software quality

Do you have a project?
Contact me by email ator directly through LinkedIn DM. 📩
I respond within 24 hours.

Technical Stack:
- Javascript, Typescript, Node.js, Java
- Next.js/React.js
- Express.js, Nest.js, Spring Boot
- Docker
- Jest/Vitest
- Storybook
- Playwright
- Git
- HTML, CSS
- MongoDB, PostgreSQL
- REST, RPC, GraphQL
- Websocket, Mqtt
- Amazon Web Services
Experience
  • Groupe Rapido
    React Node Next Developer
    AUTOMOBILE
    October 2021 - January 2025 (3 years and 3 months)
    Mayenne, France
    Development of weekandgo.com, a marketplace for Groupe Rapido 31 dealership partners to sell their vehicles online and allow individuals to create and publish their listings.

    🎯 Development of User Interface components in JSX with Next.js 11+ and MUI, data models on Strapi CMS, REST endpoints in PHP 7 and API Platform
    🧠 Technical advisor (technology selection, helping other developers improve their skills, setting up workflows, and automating repetitive technical tasks...)
    ♻️ DevOps tasks (automating regression tests execution and deployments across various environments with Docker)
    🧪 Development of unit tests in Jest, rendering tests with Testing Library and Storybook, visual tests with Chromatic, and application tests (isolated from the backend) in Playwright
    📚 Documentation writing with Markdown, Storybook, and JSDoc
    🧱 Features design and agile prioritization of their development to stick to the budget
    Storybook SSH PHP HTTP Unit Test Jest JWT CI/CD Pair programming Linux Git Next.js HTML5 CSS3 Gitlab React.js Strapi Material UI DevOps Docker Eslint Node.js redux visual test Playwright Testing Library Chromatic Gitlab CI JavaScript Symfony API Platform REST Tech Lead
  • ANCTerritoires
    React Node Next Developer
    PUBLIC SECTOR
    March 2024 - September 2024 (7 months)
    Paris, France
    Development of an application offering secure digital services (domain name, email, storage, etc.) for French local authorities. The project is a joint effort between the Interministerial Directorate for Digital Affairs, the National Agency for Territorial Cohesion, and the National Cybersecurity Agency.

    🔧 Development of REST and TRPC APIs in TypeScript and Node.js for transferring data in JSON.
    💻 Creation of components and pages in TSX using React.js and Next.js for a responsive interface.
    🧪 Implementation of unit tests (Vitest), rendering tests (Testing Library), and end-to-end tests (Playwright).
    📚 Writing technical documentation with Storybook and Markdown.
    🌐 Installation and configuration of application internationalization in English and French.
    Next.js React.js TRPC Node.js Argo CD Vitest Jest unit test end to end test JSON Playwright Docker Make GitHub Github Actions Typescript Zustand JavaScript
  • VodafoneZiggo
    Java Developer
    TELECOMMUNICATIONS
    September 2023 - February 2024 (6 months)
    Maastricht, LB, Netherlands
    Development of Digital Services for Companies to Automatically Provide Them with Virtual Network Infrastructures

    - Development of REST API endpoints in Java 18 and Spring Boot
    - Documentation writing on Confluence;
    - No-code development of virtual network infrastructure resources (Network as a Service) on Amdocs Neo platform;
    - Development of data transfer models in JSON adhering to the TMF 648 specification for creating network resources;
    Low-code Java Jenkins SSH HTTP REST SOAP Atlassian JIRA Scrum SAFe Maven Gitlab Spring boot Kubernetes JUnit Atlassian Confluence Back-End development Network As a Service
Recommendations
Education
  • Bachelor's degree, Logiciels et applications multimédia
    MyDigitalSchool Paris
    2020
    Bachelor's degree, Logiciels et applications multimédia
  • Certificat de fin de formation, Technologies de l'information
    Udemy Alumni
    2020
    Certificat de fin de formation, Technologies de l'information
  • Certificat de fin de formation, Gestion de projets en technologies de l'information
    Udemy Alumni
    2020
    Certificat de fin de formation, Gestion de projets en technologies de l'information
  • Certificat de fin de formation, Technologie informatique / technologie des systèmes informatiques
    Udemy Alumni
    2020
    Certificat de fin de formation, Technologie informatique / technologie des systèmes informatiques
  • Certificat de fin de formation, Technologie informatique / technologie des systèmes informatiques
    Udemy Alumni
    2020
    Certificat de fin de formation, Technologie informatique / technologie des systèmes informatiques