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Jonathan BereyziatJB

Jonathan Bereyziat

iOS Developer | AI Expert SwiftUI visionOS

€1,000/day
3 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jonathan

XR & AI Engineer with over 10 years of experience, specializing in visionOS since its launch. I assist startups and large corporations in designing and deploying high-performing immersive experiences, combining spatial computing, computer vision, and embedded artificial intelligence.

My expertise lies at the intersection of Apple development (Vision Pro, iOS) and the optimization of on-device AI models (Core ML, Metal, Neural Engine), with a strong focus on real-time performance and data privacy.

I work on projects ranging from advanced prototypes to large-scale deployments, with a pragmatic, product-oriented approach focused on impact.

Key achievements:


- Accor (ALL / Raffles London): Development of a visionOS immersive experience with 12K video playback, App Store highlight ("App of the Week", top 10 at launch)
- Pyannote AI: Porting an audio diarization model (1.4M+ downloads/month) to real-time execution on iPhone (Neural Engine)
- Innosuisse / Orion Horse Shoes SA: Leadership of a $500K R&D program in computer vision for industrial spatial analysis (Segment Anything, custom models)
- SNCF, Neom, Bouygues Construction: Strategic consulting on XR use cases, spatial infrastructures, collaborative workflows, and privacy-first AI systems
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Steve&Steve
    Malt logoOn Malt
    Vision OS Developer
    March 2024 - April 2024 (1 month)
    Paris, France
    Development of an Augmented Reality proof of concept for the "Garage du Future" using VisionOS technology. As part of this project, I created an application for Apple Vision Pro. During this implementation, I worked on preparing 3D models in Reality Composer Pro and Unity, manipulating animated 3D objects in an Augmented Reality space, and integrating SwiftUI interfaces with a 3D model to display dynamic interfaces within an augmented reality experience.
    AR SceneKit SwiftUI Computer Vision VisionOS
  • Fin*Idea
    Malt logoOn Malt
    Full-Stack Developer (React/PostgreSQL)
    September 2023 - November 2023 (2 months)
    Paris, France
    Creation of an AI-assisted recommendation platform using an initial Quiz/Questionnaire:
    - Custom front-end in React/NextJS
    - Custom back-end in NextJS
    - PostgreSQL database
    Typescript Front-End Development Back-End Development React
  • Logifleet SA
    Software Architect/UX Designer
    INTERNET OF THINGS (IOT)
    March 2021 - Today (5 years and 3 months)
    Switzerland
    User interface/User experience development and creation of fully interactive and animated mockups for the mobile app Logifleet 360°. Writing of user stories. Supervision of a massive migration of the frontend from Angular 1.7 to NextJs 13.

Reviews

5.0

Out of 1 rating

G

Georges-André

Indépendant

Reviewed on 12/5/2023

Very patient and attentive to your needs. I highly recommend him.

Recommendations

MN
Martin LotzML
Aël GainAG
Mai Nguyen and 2 other people have recommended Jonathan

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Education

  • Bachelor's degree, Ingénierie informatique | Data Science
    Ecole polytechnique fédérale de Lausanne
    2021
    Bachelor's degree, Ingénierie informatique
  • Bachelor's degree, Ingénierie informatique | Machine learning
    AALTO UNIVERSITY
    2021
    Bachelor's degree, Ingénierie informatique

Certifications

  • Google UX
    Google
    2023
    User Interface Design User Experience Design UX Writing

Skill set

Categories