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Jean-Bertrand LeonJL

Jean-Bertrand Leon

Developpeur Full stack

€500/day
Lille, FR
3-7 years

Average response time: 1 hour

About Jean-Bertrand

Flexible, Curieux, Solide expérience en conception, développement et déploiement d’applications sur l’ensemble de la piletechnologique. Maîtrise des technologies Front-end, Back-end et des bases de données.
  • French

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Traceable
    Lead Developer
    July 2023 - Today (2 years and 11 months)
    United States
    - Implemented a platform aimed at ensuring food safety through a secure network (based on Blockchain
    - Smart contracts) (JavaScript, Solidity, NodeJS, Metamask).
    - Defined the architecture of the Blockchain-based platform (iterative and incremental approach), then
    designed traceability, authentication, and security features.
    - Responsible for monitoring high-quality, well-documented code production that complies with industry
    standards.
    - Identified and resolved technical issues and obstacles during development.
  • GD4 Group
    Fullstack - Computer Vision
    September 2022 - May 2023 (8 months)
    Developed a sign language detection model using Python and TensorFlow. Extracted holistic key points from MediaPipe, DNN, Python. Visualized key points of different junctions using MediaPipe data Construction du modèle en utilisant une detection d'action alimentée par des LSTM layers Monitored and integrated the API
  • E-Halal Entreprise
    Fullstack Developer
    September 2021 - June 2022 (9 months)
    Developed front-end with ReactJS and back-end with Node.js for a food traceability web application. Participated in technical design. Created Node and Bash scripts / Wrote smart contracts (Solidity). Managed wallets / Integrated REST API. Implemented microservices architecture and CI/CD. Improved user experience ( Material-UI).

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Skill set (14)

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