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Guillaume E. Expert Mobile | Dev Android, iOS & React NativeGE

Guillaume E.

Expert Mobile | Dev Android, iOS & React Native
  • Suggested rate
    €670 / day
  • Experience8-15 years
  • Response time1 hour
The project will begin once you accept Guillaume's quote.
Location and workplace preferences
Location
Paris, France
Remote only
Primarily works remotely
Verifications

Freelancer code of conduct signed

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Verified email
Languages
Categories
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Skill set
Guillaume in a few words
Je suis développeur freelance spécialisé dans les applications mobiles et travaille principalement avec les technologies suivantes :
• React Native en JavaScript et TypeScript
• Android Natif en Java et XML
• iOS Natif en Swift et Objective-C
• GraphQL

Je suis rigoureux, efficace, et j’ai pour objectif d’apporter le maximum de valeur ajoutée à mes clients et aux personnes qui m'entourent.
Investi dans un projet, j'aime conseiller au mieux et m'assurer de la montée en compétence de mes collaborateurs.
Experience
  • Pickme
    React Native Technical Advisor
    LOGISTICS & SUPPLY CHAIN
    July 2020 - August 2020 (1 month)
    Ville de Paris, Île-de-France, France
    Design, development and support of existing Keeper applications on Android & iOS with React Native and Expo :
    • Audit and refactoring of architecture and navigation.
    • Implementation of DeepLinks and manual OTA updates.

    LANGUAGES : TypeScript
    LIBRARIES : GraphQL (with Apollo Client), React Navigation

    Automated delivery management :
    • Implementation of Expo deliverables & channels according to the environments: Development, Staging and Production.
    • Setting up the associated versioning system.
    • Implementation of a continuous delivery pipeline for deliverables with GitLab CI/CD:
    - Publications on Expo channels.
    - Native builds via GitLab CI/CD artefacts.

    Helping to build skills on React Native, Expo and on continuous delivery of React Native applications.
  • Nexity
    Technical Referent / React Native Developer
    INTERNET OF THINGS (IOT)
    January 2019 - November 2019 (10 months)
    Ville de Paris, Île-de-France, France
    Eugenie Android & iOS home automation applications in React Native :
    • Design, development, implementation and support of existing mobile & tablet applications.
    • Development of new features and addition of new home au- tomation equipment.
    • Transition from JavaScript to TypeScript.

    LANGUAGES : JavaScript, TypeScript, Java, Objective-C, Ruby
    LIBRARIES : Redux, Redux Saga, React Navigation, Fastlane, Styled Components, Firebase, CodePush, Google Analytics, Formik, Yup, lodash.

    Automated delivery management :
    • Implementation of deliverables according to the environments: Alpha, Integration, Qualification and Production.
    • Implementation of a continuous delivery pipeline with Fastlane and GitLab CI/CD on the different stores: AppCenter, CodePush, TestFlight, AppStore and PlayStore.
    • Management of iOS certificates on Git.

    Improvement and implementation of tests :
    • Unit testing of components: Jest and Snapshot testing.
    • Sagas tests: Redux Saga Test Plan.
    • End-to-End tests: Detox.
    • Business tests: Storybook and associated snapshots.

    Technical supervision, implementation of best practices and assistance in skills development, particularly on Android, iOS and dependencies updates, especially with React Native.

    Recruitment of React and React Native profiles.

    Use of the agile methods Scrum and Kanban.
    Use of the ticket management tool Jira.
  • RedPill SAS
    Technical Lead / React Native Developer
    DIGITAL & IT
    August 2018 - October 2018 (2 months)
    Région de Paris, France
    Design, development, implementation and support of 3 React Native applications:
    • Quidol, RedPill's own Android & iOS live quiz application.
    • Wizzup, Android & iOS live quiz application developed in white label for the client M6.
    • The Game, an Android & iOS live quiz application developed in white label for the client Webedia.

    LANGUAGES : JavaScript, Java, Objective-C
    LIBRARIES : Redux, Redux Logic, React Navigation, Styled Components, StoreKit, Google Play Billing, Fire- base, Fastlane, CodePush, lodash

    Study and implementation of a single React Native project with several interchangeable development environments in order to white label the Quidol application.

    Technical supervision, implementation of best practices and as- sistance in skills development of a team of 5 developers.
Recommendations
Education
  • Baccalauréat
    Lycée Richelieu
    2010
  • 2ème année de cycle ingénieur
    Politecnico di Torino
    2014
    Génie logiciel, Technologies de l'information, Développement mobile, Bio-informatique.
  • Master’s Degree
    ESIEE PARIS
    2015
    Génie logiciel, Technologies de l'information, Développement mobile, Management d'équipes multi-culturelles.
  • Licence
    Université Paris-Est Marne-la-Vallée
    2013
    Équivalence obtenue en parallèle de la formation à ESIEE Paris.