Gaëtan Muller
Senior Android Developer at Swissquote
Ornex, Auvergne-Rhône-Alpes, France
Summary
🤩
RockstarGaëtan Muller is a Senior Android Developer with 14 years of hands-on experience building and maintaining robust mobile and backend systems from France. He combines deep Android expertise—contributing to libraries like TableView and the Robolectric testing framework—with backend work on notable open-source projects such as phpBB and SiCKRAGE, showing versatility across stacks. Gaëtan’s strengths include improving test coverage and migration to modern AndroidX standards, as well as adding pragmatic API features and maintenance fixes that keep legacy systems healthy. Pragmatic and detail-oriented, he often focuses on making existing codebases more reliable and maintainable, evidenced by fixes ranging from serialization bugs to improved package manager implementations.
14 years of coding experience
Stackoverflow
12,202reputation
929kreached
53answers
22questions
retrofit
top-1%
android-studio
top-1%
android-jetpack-compose
top-5%
jar
top-5%
deprecated
top-1%
android
top-1%
Github Skills (45)
unit-testing10
json10
python10
apidoc10
back-end-development10
android-sdk10
robolectric10
phpbb10
java10
javas10
storyboard10
androidx10
php10
api10
android10
Programming languages (17)
Github contributions (5)
evrencoskun/TableView
Jun 2019 - Jun 2021
TableView is a powerful Android library for displaying complex data structures and rendering tabular data composed of rows, columns and cells.
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:3 reviews, 33 commits, 22 PRs in 2 years 1 month
Contributions summary:Gaëtan primarily focused on updating dependencies, migrating the project to AndroidX, and annotating code with `@NonNull` and `@Nullable` in the `evrencoskun/tableview` repository, which is a library for displaying tabular data in Android applications. They also addressed issues related to click listener setup and double-click events in the TableView. These contributions indicate a strong focus on maintaining the library's compatibility, code quality, and overall functionality for Android development.
rowstabulartabular-dataandroid-libraryandroid
robolectric/robolectric
Jan 2015 - Apr 2025
Android Unit Testing Framework
Role in this project:Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:351 reviews, 423 PRs, 200 pushes in 10 years 4 months
Contributions summary:Gaëtan's contributions primarily focused on enhancing the Robolectric testing framework by adding missing implementations and test cases for Android system classes. They added missing implementations for `PackageManager.getReceiverInfo` and `PackageManager.getServiceInfo` in the framework, and added tests to verify the correct behavior of the `android.util.Rational` class. The user also implemented various new tests for the `ShadowSharedPreferences`, and expanded the test coverage by adding tests for `BuildCompat`. Additionally, they fixed a serialization issue and addressed warnings in the code.
testing-frameworkrobolectrictestingunit-testing-frameworkandroid
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