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Jonathan TurpinJT

Jonathan Turpin

Full-Stack Developer - Web & SaaS Platforms

€400/day
Caen, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jonathan

🚀 Full-Stack Developer - High-performance Web & SaaS Platforms

Looking for a developer who can transform your web or SaaS projects into **performant, reliable, and maintainable applications**? 🎯

I designuser-centricweb and mobile platforms, from frontend to backend, with a focus on **rapid deployment, performance, and scalability**. My goal: to help you deliver your projects faster, reduce bugs, and maximize value for your end-users.

đź’» What I can do for you:

⚡ Redesign interfaces and create modular components forsmooth and maintainable UX

🆕 Develop new features andoptimize existing platforms

âś… Implementunit tests and CI/CD pipelinesto ensure robustness and scalability

📱 Web and mobile development, API integration, andbusiness process automation(payment, document generation, user tracking…)

đź›  Technical support, code reviews, and team coaching toaccelerate delivery

🎯 Concrete results for my clients

  • Faster deployment
  • Reduced bugs and simplified maintenance
  • Optimized user experience
  • Reliable and scalable solutions, focused on business value

đź’¬ Shall we discuss your project?

Available 7 days a week via Malt messaging, quick response guaranteed ⚡
  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • VIDATA
    Full Stack Developer & Project Manager
    PRESS AND MEDIA
    October 2025 - Today (8 months)
    Vannes, France
    Technical support and development of a personalized SaaS video platform, used by marketing teams to automate the creation and distribution of large-scale video content.

    âś… Modern and modular Frontend:
    Redesign of the video player in a dedicated Angular project, with development of new features, bug fixing, and user experience optimization.
    Upgrade of the Angular framework (v17 → v20) on the management tool, with improved maintainability and overall performance.
    Creation of a reusable NPM package to facilitate player integration and maintenance.

    âś… Robust and performant Backend:
    Development of new features in the C# .NET API, bug fixing, performance optimization, and continuous improvement of backend stability.

    âś… Architecture & Quality:
    Implementation of a more modular and maintainable architecture
    Automation of unit tests and deployments via CI/CD
    Code review and internal technical support

    🎯 A scalable and reliable platform, designed to enable marketing teams to quickly deploy personalized video campaigns while ensuring stability, performance, and scalability.

    Techniques used:
    C#, .NET, Angular, TypeScript, PrimeNG, REST API, Docker, Azure, CI/CD, unit tests
    AngularJS TypeScript .NET C# Project Management
  • Dioqa
    Full Stack Developer
    TECH
    March 2025 - June 2025 (3 months)
    Caen, France
    Custom Mobile Application Development
    Design and development of mobile applications tailored to specific client needs, adhering to precise specifications and best development practices.

    âś…Back-end**: Expertise in **Symfony**, **API Platform**, and **EasyAdminto create robust, secure, and scalable architectures. Development of performant and scalable APIs to ensure smooth communication between services.

    âś…Front-end**: Mobile development with **React Nativeand **Expo**, ensuring a fluid, optimized, and cross-platform compatible (iOS & Android) user experience.

    🎯 Ability to manage the entire development cycle, from needs analysis to deployment, with a performance and user satisfaction oriented approach.
    React Native Expo Symfony API Platform EasyAdmin
  • COGIFOR
    Front-End Developer
    HOSPITALITY
    March 2022 - March 2025 (2 years and 11 months)
    Paris, France
    Development of digital tools for luxury conciergeries

    Design and development of custom web applications, facilitating the management and optimization of high-end concierge services.

    âś…Front-end**: Expertise in **Vue.js 2 & 3**, **Vuetify**, **Quasar**, and **Sassto create elegant, intuitive, and performant interfaces. Implementation of ergonomic and responsive solutions for a fluid user experience.

    âś… **Business Solutions**: Development of a centralized tool allowing conciergeries to:

    Proactively manage guest stays
    Anticipate their needs and preferences
    Facilitate internal and external communication with partners and providers

    🎯 Efficiency and user experience oriented approach, with a constant focus on optimizing business processes and improving workflows.
    Vue.js Symfony SASS Customer Relations Pinia

Recommendations

Maxime NouryMN
Francescu GarobyFG
Maxime Noury and 1 other person have recommended Jonathan

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Education

  • DWWM
    O'Clock
    2021
  • SensioLab
    SensioLab
    2022

Skill set

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