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Loïc BontempsLB

Loïc Bontemps

Supermalter

Senior Android Mobile Developer Kotlin

€525/day
5 projects
Rennes, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Loïc

Senior Android Developer with over 8 years of experience, specializing in the design and development of robust, maintainable, and business-value-oriented mobile applications.

I collaborate with product, design, and backend teams to transform complex functional requirements into reliable, high-performing applications adapted to real-world usage. Through mastery of modern architectures (Clean / MVVM), native Kotlin / Java development, and industry best practices, I deliver production-ready solutions with a high level of quality.

Key skills:
Native Android (Kotlin, Java), Kotlin Multiplatform (KMP), Clean Architecture, use cases & repository patterns, quality code management (tests, SonarQube), Figma integration, Git & CI/CD workflows management.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Rennes (up to 15km), Nantes (up to 15km), Paris (up to 15km)

Experience

  • LA POSTE
    Senior Android Developer
    SOFTWARE PUBLISHING
    April 2023 - Today (3 years and 2 months)
    Nantes, France
    Mission on a strategic, large-scale mobile project within a key department of La Poste.
    Modern technical environment based on Kotlin and Kotlin Multiplatform (KMP) to maximize business logic sharing across platforms.

    Key Responsibilities:

    Development of new features in Kotlin Android and Kotlin Multiplatform.
    Implementation and maintenance of a structured Clean Architecture (UseCases, Repository, etc.).
    Enhancement of code quality with unit tests, code reviews, SonarQube, and best practices.
    Continuous collaboration with product, design, and backend teams to ensure functional and technical consistency.
    Participation in CI/CD processes and automation.

    👉 Result: Scalable, tested application compliant with modern engineering standards.
    Kotlin Kotlin Multiplatform Clean Architecture SonarCube Unit Tests
  • EPSI / WIS
    Android Instructor (Trainer / Developer)
    EDUCATION AND E-LEARNING
    December 2022 - February 2023 (1 month)
    Rennes, France
    Training a class of students to impart the basics of Android development, best practices, and application architectures.

    Actions taken:


    Educational development of an Android TodoList.
    Implementation workshops based on mockups from Figma.
    Teaching the principles of Clean Architecture / MVVM.

    👉 Result: Enhanced Android skills for the class and dissemination of modern industry standards.
    Java Android Studio Android Figma MVVM Architecture
  • Evolis
    Android Mobile Developer
    TECH
    August 2022 - October 2022 (2 months)
    Rennes, France
    Development of a mobile application for controlling printers from a mobile device, optimized for ease of use and integration of specific business workflows.

    Responsibilities:


    Native development in Kotlin.
    Clean / MVVM Architecture for isolation of responsibilities.
    Implementation of continuous delivery pipelines (Git, Jenkins, Amazon S3).
    Monitoring code quality via SonarQube.

    👉 Result: Quickly integrable application with an architecture adapted for scalability and testing.
    Kotlin Android Studio Gitlab Jenkins S3

Reviews

5.0

Out of 1 rating

S

Stéphane

La Poste BGPN-DIWO-Nantes

Reviewed on 7/3/2023

Recommendations

Alexandre C.AC
Gabriel HamelGH
Alexandre C. and 1 other person have recommended Loïc

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Education

  • Master's degree
    Epitech
    La formation nous apprend à être autonomes sur les nouvelles technologies ainsi qu'à s'adapter sur l'apprentissage des nouveaux languages. Nous avons l'habitude de faire des travaux en groupe ou tout seul, ce qui nous rend très polyvalents.

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