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Florian SéranFS

Florian Séran

Supermalter

Fullstack Web Developer React | Next.js 🚀

€450/day
24 projects
Toulouse, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Florian

Looking for a passionate **fullstack web developer**? You're in the right place.

I am a web developer specializing in creating modern and high-performance web solutions with over **5 years of experience**.

🚀What I bring to you:

- **Custom Development**: Creation of websites and applications with React and Next.js, optimized for a fluid user experience.
- **Fullstack Expertise**: Ability to work across the entire front-end and back-end technology stack for maximum consistency and efficiency.
- **SaaS and E-commerce Site Creation**: I design SaaS platforms and e-commerce sites based on a robust, fully customizable architecture, integrating a CMS of your choice or not.

đź’ˇWhy work with me?

- **Proven Experience**: With over 5 years of experience and a rich portfolio, I am capable of tackling technical challenges of all levels.
- **Personalized Approach**: I work closely with my clients to understand their needs and deliver solutions perfectly aligned with their goals.
- **Quality & Productivity**: Commitment to code excellence and use of best practices to ensure project quality and efficiency.

đź› Mastered Technologies:

- **Frontend**: HTML, CSS, JavaScript, TypeScript, React, Next.js, TailwindCSS, Storybook
- **Backend**: Node.js, Prisma, PostgreSQL, Supabase
- **Libraries**: react-hook-form, zod, Tanstack React Query, zustand
- **Tools**: Vercel, Git, Docker, CI/CD, DevOps, unit and integration tests.

đź“«Let's connect!If you are looking for a passionate, committed, and experienced developer to bring your web projects to life, do not hesitate to contact me. Let's discuss your needs and how I can help you achieve them.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Toulouse (up to 50km), Lyon (up to 50km), Paris (up to 50km), Marseille (up to 50km), Bordeaux (up to 50km)

Experience

  • Eurosport
    React.js Front-End Web Developer
    ENTERTAINMENT AND LEISURE
    March 2021 - April 2024 (3 years and 1 month)
    Creation of interface components in React.js and TypeScript using the TailwindCSS framework.

    Fetching data from the backend with GraphQL and Relay.

    Global state management with redux, redux-thunk.

    Component testing with Storybook, Jest, react-testing-library, and Cypress.
    React.js Next.js TailwindCSS Storybook Jest Cypress redux GraphQL
  • La Flamme ConnectĂ©e
    Fullstack Web Developer
    E-COMMERCE
    June 2018 - September 2020 (2 years and 3 months)
    Toulouse, France
    Development of an E-Commerce platform.
    • Development of the Front End part of the site in Next.js v10, React.js v17.
    • Development of the Back End part of the site in Node.js, Express.js, Mongoose.
    • Configuration of the Linux server with Nginx, secured with an API SSL certificate.
    • Creation and management of MongoDB databases.
    • Responsive design implementation with Material-ui.
    • Optimal site performance optimization with the generation of certain pages statically (SSG) with the Vercel CDN.
    • Server-side rendering (SSR) of private pages (protected routes).
    • Optimizations and on-the-fly compression of images, rendered at the correct size on the page to respect Cumulative Layout Shift, an essential Google Core Web Vital for website indexing.
    • Integration of Stripe and PayPal secure payment solutions.
    • Management of registration/login, forgotten password, password reset.
    • Security of user authentication with JWT.
    • Cart persistence (local storage) and sending automated emails with Nodemailer.
    • SEO study and management, implementation of Google Tag Manager and Google Analytics.
    React.js Next.js Material Design Node.js Express MongoDB
  • Beorn Technologie
    Front-End Web Developer
    DIGITAL AND IT
    March 2018 - June 2021 (3 years and 2 months)
    Toulouse, France
    Development of an HR recruitment platform for IUCT Oncopole in Toulouse.
    • Architecture design, testing, and development in React.js v16 (hooks) and TypeScript for the public part of the site.
    • Creation of application forms (field validation, reCAPTCHA v3 security, document upload, etc.) and user profile administration.
    • Component architecture, state management with Redux.
    • Communication with the Java Back End via REST API with Axios.
    • Customization of Liferay administrator pages in JSP.
    • Integration of the theme created by the UI/UX Designer.
    React.js Typescript redux Material Design scrum kanban

Reviews

5.0

Out of 16 ratings

SambaS

Samba

Un développeur en Or ! - L’As de la route

Reviewed on 4/5/2026

Florian accompanied me on a very important project for me (e-learning platform), and I don't know where to start, I have so much to say! A true professional, who works with rigor and passion, but above all shows great generosity through his advice and the extra effort in the work delivered. He guided me, advised me, in short, he doesn't just execute, he accompanies, and that's reassuring, especially when you don't know much about it. Today, it's rare to find dedicated, responsive, and available people. Technically I have nothing to say; not being familiar with the "code" field, I even learned a lot in parallel with his feedback. Thank you for everything Florian, sincerely. Samba - The Ace of the Road
R

Renaud

Eurosport

Reviewed on 6/30/2023

Recommendations

AA
Axelle M.AM
Hugo S.HS
Anaelle Azaud Etile and 2 other people have recommended Florian

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Education

  • Technical Sales BTS
    BTS Louis Rascol
    2014
  • BTS Services Informatiques aux Organisations option SLAM
    Limayrac
    2016

Skill set

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