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Brian CharlesBC

Brian Charles

Supermalter

Fullstack Developer Next.js • React.js • Cloud

€500/day
17 projects
Oraison, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Brian

Fullstack web developer specializing in Next.js / React.js / Node.js – 6+ years of experience

I help startups, SMEs, and large companies design and evolve modern, high-performance, and scalable web applications.

Reliable, committed, and passionate, I quickly integrate into a team and become a true driving force for the project thanks to my ability to solve various problems and anticipate technical needs.

I can understand and adopt the project's objective in record time and adapt my code and work methods to ensure its success.

💡 What I bring to your projects

  • Front-end expertise (React / Next.js / Typescript) → fluid and maintainable interfaces
  • Cloud & serverless architecture (Vercel, Azure, Supabase, Firebase, Google Cloud) → fast, scalable, and secure deployments.
  • Fullstack approach → from front-end to back-end, including database and CI/CD, to deliver complete solutions.
  • Product vision → good understanding of UI/UX, SEO, and marketing, to also contribute to strategic aspects.
  • Clear communication → simplification of technical concepts to align all stakeholders.

🚀 Work methods

  • Modular, documented, and maintainablecode (best practices guaranteed).
  • Fluid collaboration in full remote (optimized organization, extremely responsive).
  • Accustomed to short to long-term assignments, from MVP to complex production applications.

🎓 Background

Master's degree with honors in theoretical physics and mathematics (Bac +5 with distinction) → rigor, analytical skills, and solid background in algorithms.

🔧 Main Stack

  • Front-end : React, Next.js 16, Typescript, Redux, Tailwind, Material UI, Animations, Storybook, tests.
  • Back-end / DevOps : Node.js, Express, Prisma, Vercel, Azure, GCP, Supabase, Firebase.
  • Databases : Postgres, MongoDB, MySQL/MariaDB, Redis.
  • Tools : GitHub/GitLab, CI/CD, OpenAI & AI.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

  • Norwegian Bokmål

    Conversational

Remote only
Primarily works remotely

Experience

  • SalesScan
    Infrastructure migration from Vercel to Azure and setup of production, staging, and test environments + CI/CD pipeline
    SOFTWARE PUBLISHING
    May 2025 - June 2025 (1 month)
    Manosque, France
    • Project structure, dependencies, and Vercel configuration review + testing of different routes to establish a baseline at the start of the project.
    • Azure environment configuration: creation of an app service to host the NextJs application and its configuration to set up the three working environments.
    • Adaptation of NextJs configuration to allow build/deployment.
    • Setup of a Github Action to automate deployment, migration of secrets stored on Vercel to Github.
    • New deployment via the pipeline.
    • Testing of the app's different routes and calls to Supabase to check that everything works as before.
    • Brief code audit and cleanup of unused code + architecture recommendations
    Azure Cloud Vercel Next.js Supabase JavaScript
  • Synergie Care
    Complete development of an interface for managing communication between temporary work agencies and temporary workers
    HEALTH AND WELLNESS
    September 2024 - December 2024 (3 months)
    Manosque, France
    Scratch development of an administration interface for managing communications between temporary work agencies and temporary workers via Whatsapp to streamline their exchanges. Supervised an apprentice and coordinated with the project manager and security team.

    The interface was developed using the French open-source solution React-Admin, which I have used in many projects and allows for very rapid development.
    React.js PostgreSQL React Admin REST API WhatsApp
  • EKYP
    Malt logoOn Malt
    Major changes to the core API of a NextJs website
    HUMAN RESOURCES
    February 2024 - February 2024
    Oraison, France
    Replacement of the ATS business API (managing jobs, candidates, etc. in recruitment) and transfer of functionalities from the old API to the new one on a website built with NextJs.

    Transition from Algolia to a Postgres database created via Vercel and managed with Prisma to host API data, and addition of full-text search to maintain search bar functionality at a much lower cost.

    Some interface modifications with the Prismic content manager (creation/modification of slices) + provision of an authenticated statistics page to view data related to the search bar usage.
    Next.js PostgreSQL React.js Prisma Prismic

Reviews

5.0

Out of 12 ratings

U

Ufer

Product Manager - UFER

Reviewed on 5/18/2026

Always very satisfied with Brian. We recommend him without reservation.
U

Ufer

Product Manager - UFER

Reviewed on 3/19/2026

We call on Brian regularly and wouldn't give him up for anything. Always excellent, fast, and responsive. All with great communication.

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Education

  • Self-taught web development
    At home
    2020
    En parallèle de mon activité professionnelle je me suis auto formé durant 2 ans aux métiers du développement web. Mes études poussées en physique, mathématique et programmation m'ont rapidement permis d'obtenir un bon niveau en : - Html / Css - Javascript - Reactjs / Redux - Nextjs - Firebase
  • Master's degree in Theoretical Physics and Mathematics
    Aix-Marseille University (P3TMA Master)
    2016

Skill set

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