Santiago Seifert
Ingeniero De Software at Google
London, England, United Kingdom
Summary
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Rockstar🎓
Top School
Top expert inAndroid and Kotlin Development
Santiago Seifert is a seasoned software engineer with 11 years of experience, currently working at Google on ExoPlayer and Android media infrastructure. He combines deep system-level knowledge—evidenced by contributions to AOSP core components and SELinux/init debugging—with practical build and release expertise that keeps complex Android builds stable. Santiago has also shipped consumer-facing Android features, such as Cast integration for a popular sample audio app, showing he moves fluidly between low-level platform work and app-level product features. His open-source activity focuses on reliability: reverting disruptive changes, fixing media routing bugs, and eliminating null-pointer risks across Jetpack and AOSP repositories. Based in London with roots in Argentina’s Universidad Nacional de La Plata, he brings a pragmatic engineering approach shaped by both academic training and long-term production experience. An often-overlooked strength is his knack for diagnosing boot- and build-time failures that prevent regressions in large-scale mobile platforms.
11 years of coding experience
1 year of employment as a software developer
Licenciatura en Informática, Licenciatura en Informática at Facultad de Informática within Universidad Nacional de La Plata
English, German
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (30)
kotlin10
c-language10
mobile-development10
architecture10
configuration-management10
android-build10
makefile10
java10
system10
javas10
selinux10
android10
exoplayer10
cprogramming-language10
architectures10
Programming languages (9)
Github contributions (5)
android/uamp
Jun 2020 - Jul 2020
A sample audio app for Android
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:5 commits, 8 PRs, 2 pushes in 23 days
Contributions summary:Santiago primarily contributed to the integration of Cast functionality within the Android audio application. Their work included implementing a custom `CastOptionsProvider`, modifying the `MusicService` to manage different playback locations (ExoPlayer and CastPlayer), and ensuring proper state transfer between them. They also addressed bug fixes and style issues, including correcting notification content and adding artwork to the Cast receiver app.
androidaudio
androidx/androidx
Jun 2022 - Jan 2023
Development environment for Android Jetpack extension libraries under the androidx namespace. Synchronized with Android Jetpack's primary development branch on AOSP.
Role in this project:Back-end Developer
Back-end DeveloperContributions:19 commits in 7 months
Contributions summary:Santiago contributed to the androidx/androidx repository by primarily addressing bugs related to the media routing and app framework extension libraries under the androidx namespace. The user's work included removing redundant checks, simplifying code, and fixing potential null pointer exceptions. The contributions involved modifying code related to media routing samples and window extensions, with some changes to the compose foundation layout.
android-jetpackandroidxandroidjetpack
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