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Jeremy ScatignaJS

Jeremy Scatigna

Fullstack Web and Mobile Developer

€500/day
1 project
Nice, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jeremy

Fullstack Web & Mobile Developer | React · React Native · Next.js · TypeScript

For nearly 10 years, I have been assisting startups, SMEs, and large corporations in the design and development of robust, scalable, and user-centric Web and Mobile applications.

My goal: to transform your ideas into high-performing, reliable, and scalable digital solutions.

Web Development:
- Modern applications with React.js, Next.js, and TypeScript,
- Integration of fluid and responsive interfaces with Tailwind CSS.

Mobile Development:
- Native iOS and Android applications in React Native, designed to offer a fast, intuitive, and stable experience.

Back-end & API:
- Implementation of modular and secure architectures,
- Integration of third-party services, optimization of performance and scalability.

CI/CD & Cloud:
- Automation of deployments,
- Optimized pipelines,
- Hosting and scalability on AWS, Docker, and cloud environments.

Maintenance & Optimization:
- Continuous code improvement,
- Technology updates,
- Bug fixes and version upgrades to ensure application longevity.

Why work with me?
- A technical expert capable of handling a project from A to Z
- A product-oriented approach
- Strong international experience that has taught me to work with multidisciplinary teams, meet tight deadlines, and communicate effectively.

If you are looking for a Fullstack developer capable of building or modernizing your Web/Mobile applications with responsiveness, expertise, and attention to detail, I will be your trusted partner.

Let's discuss your project directly on Malt – I'll be happy to help you bring it to life.
  • French

    Native or bilingual

  • English

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • ZENDESK (FRANCE)
    SOFTWARE ENGINEER
    January 2020 - July 2024 (4 years and 6 months)
    France
    • Managed projects and teams for the development of new product features (collaboration with design, product, and engineering teams).

    • Designed, implemented, and maintained complex features such as marking and sharing requests on Zendesk's analytics product, called Explore, and improved the usage of several core features by 50%.

    • Refactored the testing infrastructure, migrating from Karma to Jest, and improved overall code reliability (TypeScript, React, GraphQL, Apollo Client, Jest, Ruby on Rails).
    Typescript React.js GraphQL Ruby on Rails Jest
  • SUBTLEDEV
    FREELANCE
    July 2023 - May 2024 (10 months)
    France
    • Designed and developed a complete product from scratch, from the initial idea to its production release, where it was used by real customers.

    • Worked closely with design and product teams to define the vision and features, while creating a robust and scalable architecture.

    • Implemented modern and responsive user interfaces with React and GraphQL, ensuring a smooth user experience and optimized performance (TypeScript, React, GraphQL, React Query, Ruby on Rails).
    React.js Next.js React Native Typescript GraphQL
  • KOSMOS (FRANCE)
    SOFTWARE ENGINEER
    October 2018 - November 2019 (1 year and 1 month)
    Paris, France
    Kosmos provides a unique credit card for each bank account.

    • Developed 80% of the key features of the Kosmos mobile application, such as bank account aggregation and payment.

    • Created an admin dashboard to track user interactions and payments, reducing issue resolution time by over 80%.

    • Delivered an MVP in 5 months with a team of two developers.

    • Added unit and E2E tests to increase code coverage from 50% to 90% and improve code reliability (C++, Docker, PostgreSQL, Node.js, TypeScript, React, React-Native, Jest, AWS).
    Typescript Jest Node.js React.js React Native

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Education

  • Bachelor's Degree
    University of Nice Sophia Antipolis
    2015
    Licence DAM (Développement d'Application Mobile)

Skill set

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