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Marc BoccaraMB

Marc Boccara

React Native Expert

€500/day
Paris, FR
3-7 years

Average response time: 1 hour

About Marc

Hello!

Expert React Native & Node.js avec 5 ans d’expérience en entreprise, j’aide les startups et entreprises à concevoir, lancer et améliorer leurs applications mobiles iOS et Android.

J’interviens aussi bien sur :
  • le développement d’applications React Native
  • les APIs et backends Node.js
  • l’architecture technique
  • les performances et la stabilité
  • la maintenance et l’évolution produit

J’ai l’habitude de travailler sur des produits en production avec de vrais enjeux business : expérience utilisateur, rapidité d’exécution, qualité du code et scalabilité.

Ce que mes clients recherchent généralement :
  • lancer une app rapidement
  • améliorer une app existante
  • corriger des problèmes de performance
  • ajouter de nouvelles fonctionnalités
  • structurer une base technique propre et maintenable

Stack principale :
React Native, TypeScript, Node.js, Express, PostgreSQL, Firebase, REST APIs, Git, CI/CD.

Je peux intervenir :
  • en renfort d’équipe
  • en autonomie complète
  • sur du MVP
  • sur des missions long terme

Disponible pour des missions remote ou hybrides.
  • French

    Native or bilingual

  • English

    Native or bilingual

  • Dutch

    Conversational

  • Spanish

    Conversational

Remote only
Primarily works remotely

Experience

  • RNTX
    React Native & Backend Developer
    SPORTS
    March 2026 - Today (4 months)
    Développement de RNTX, une application mobile orientée running et performance sportive.

    Je suis responsable de l’architecture technique, du développement mobile et backend, ainsi que de l’évolution produit.
    • Développement de l’application React Native iOS/Android
    • Architecture backend Node.js
    • Authentification et APIs
    • Tracking activité / performances
    • Notifications push
    • Design system et UX mobile
    • Déploiement et CI/CD

    Stack:
    React Native, Expo, TypeScript, Node.js, PostgreSQL, Mongo, Redis
    Node.js React Native MongoDB Redis PostgreSQL
  • YuviTal
    Mobile Developer
    June 2021 - February 2026 (4 years and 8 months)
    • Developed and maintained 8 mobile applications across iOS and Android platforms, delivering user-centric features and ensuring consistent performance and functionality.
    • Implemented full-stack solutions, leveraging Node.js for backend development and React Native for mobile frontend, focusing on responsive, scalable, high-performance design.
    • Optimised database queries and managed data storage solutions using MongoDB, PostgreSQL, Redis, and Snowflake, achieving efficient data handling and retrieval.
    • Tested new features in collaboration with the QA team, and employed Detox and Jest for e2e testing and rigorous unit testing, elevating code reliability and minimising production issues.
    • Authored comprehensive documentation to support ongoing development, ease onboarding for new team members, and provide clarity on project features and processes.
    • Conducted code reviews to ensure code quality, consistency, and adherence to best practices, providing constructive feedback to enhance team collaboration and continuous improvement.
    • Collaborated closely with other R&D and Product team members to plan, model and develop robust end-to-end features in a timely manner.
    • Deployed applications on cloud platforms (Render/Heroku/Vercel), ensuring high availability and scalability of applications.
    Node.js React Native Typescript Application Mobile

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Education

  • 5-month Full-Stack Bootcamp
    Israel Tech Challenge (ITC)
    2021
    5-month Full-Stack Bootcamp
  • MSc.
    Sorbonne University.
    2012
    MSc.

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