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Alexendre O.AO

Alexendre O.

Fullstack Web & App • Automation • Vision Pro

€500/day
2 projects
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Alexendre

I am Alexendre, a senior fullstack developer (JavaScript, TypeScript, React, Node, NestJS, Swift) with 7+ years of experience.

I build solid, stylish, and scalable apps – from MVP to full platform, including automation or generative AI tools.

🔁 My expertise? Transforming vague ideas into concrete digital products, quickly and cleanly.
🚀 MVP in 7 days
📲 iOS App / Next.js Web App / Keystone Admin / NestJS API
🤖 Automation (Zapier, n8n, Airtable, Notion, Make)
🥽 Apple Vision Pro (SwiftUI + RealityKit + AVKit)

As the founder of the agency Avec Trois E, I combine rapid execution, development quality, and product vision.

Whether you are a solo founder, startup, or SME: I help you frame your needs, structure your app, and launch it fast.

👉 Ready to work on your project? Let's talk.
  • French

    Native or bilingual

  • English

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Renault Ampère (Via atomic Digital)
    IOS Tech Lead
    AUTOMOBILE
    October 2024 - November 2024 (1 month)
    Paris, France
    I designed and managed an immersive augmented reality experience to showcase Renault's new electric model during the Ampère Days, coordinating both the XR technical aspects, physical event management, and the development of a companion web application.

    🎯 Objective: To offer a fluid, spectacular, and perfectly synchronized AR experience on 20 simultaneous Apple Vision Pros, with centralized management via a web app.

    🛠️ My responsibilities:

    XR Technical Direction: immersive interactions, spatialization, 3D animations in AR.

    Development of a companion web app (Next.js):

    Management of broadcasted content

    Real-time synchronization of the 20 Vision Pros

    Remote monitoring of device status during the event.

    Complete event production:

    Coordination of hardware & AR providers

    Real-world testing

    Logistics and on-site setup during the Ampère Days.

    Live user experience: fluidity, accessibility, immersive storytelling around the vehicle.

    ⚙️ Stack used: SwiftUI, RealityKit, Next.js, Firebase, WebSocket, dynamic QR codes, multi-device AR management.

    🚀 Result:
    A world first for the brand: 20 Apple Vision Pros synchronized live, delivering a premium AR experience to the public during the event, with smooth management from a dedicated web app. The experience made a strong impression and affirmed Renault's position as a tech player in electric mobility.
    Swift Next.js Next.js Developer Next.js Development
  • Balenciaga (via Atomic Digital)
    IOS Tech Lead
    LUXURY GOODS
    May 2024 - April 2025 (11 months)
    Paris, France
    I was in charge of developing the Balenciaga immersive experience on Apple Vision Pro, as part of an experimental project combining luxury, innovation, and mixed reality.

    🎯 Objective: To offer a next-generation product experience, in a showroom or boutique, via a Vision Pro headset.

    🛠️ My responsibilities:

    Technical project management and functional requirements definition.

    Development of the application with SwiftUI, RealityKit, and AVKit.

    Integration of interactive USDZ 3D models and gesture manipulation.

    Implementation of immersive navigation and fluid video playback.

    Performance optimization and management of VisionOS issues.

    🔥 Result: A fluid and immersive app, true to the Balenciaga brand image, designed to enhance products & storytelling in a latest-generation Apple environment.

    https://www.gqmagazine.fr/article/balenciaga-apple-vision-pro-2024
    https://www.journalduluxe.fr/fr/mode/balenciaga-apple-vision-pro-realite-mixte-casque
    https://www.balenciaga.com/fr-fr/balenciaga-%7C-apple-vision-pro



    SwiftUI
  • AKVIZE (Ex : CloudixIO)
    Software Engineer
    DIGITAL AND IT
    March 2023 - December 2023 (10 months)
    Paris, France
    - Implementation of web and mobile applications
    - Corrective maintenance of the extranet
    - Client needs management
    - Organization of weekly meetings with the client
    Typescript TypeORM JavaScript Next.js React.js React Native

Reviews

5.0

Out of 1 rating

J

Juliette

AKVIZE (Ex : CloudixIO)

Reviewed on 4/20/2023

Recommendations

Luca InzirilloLI
FU
Luca Inzirillo and 1 other person have recommended Alexendre

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Education

  • Summer school 2019
    Hogeschool van Amsterdam
    2019
    Summer school 2019
  • Engineer's degree, Computer Science
    ESIEA - School of Engineering in Digital Sciences and Technologies
    2021
    Engineer's degree, Computer Science

Skill set

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