Sam Arnol
Senior Analyst at Mandiant (now part of Google Cloud)
Hobart, Tasmania, Australia
Summary
👤
Senior🎓
Top SchoolSam Arnol is a Senior Analyst with a decade of hands-on experience across blue-team threat hunting, cyber security analysis and IT engineering, now broadening into red-team techniques while returning to tool-centric work. Based in Hobart, Tasmania, he has supported critical financial institutions like NAB and Commonwealth Bank and currently works within Mandiant/Google Cloud on digital threat monitoring and adversary mitigation. His background includes backend software contributions at Google to the popular androidx/media project, where he improved video encoder settings and testing—an uncommon fusion of software engineering and security ops. Known for turning operational telemetry into actionable detections, he blends engineering rigor with investigative tradecraft to close gaps between detection, response and exploitation.
10 years of coding experience
5 years of employment as a software developer
The Hutchins School
Stackoverflow
1reputation
0reached
2answers
0questions
Github Skills (9)
media10
javas10
exoplayer10
video-encoding10
android10
image-processing10
java10
testing9
logcat6
Programming languages (2)
Github contributions (5)
androidx/media
Jun 2022 - Jan 2023
Jetpack Media3 support libraries for media use cases, including ExoPlayer, an extensible media player for Android
Role in this project:
Back-end Developer
Back-end DeveloperContributions:71 commits, 10 comments, 5 issues in 7 months
Contributions summary:Sam primarily contributed to the `androidx/media` repository, which focuses on media support libraries. Their work involved implementing a builder for the `DefaultEncoderFactory`, a core component for video encoding, and integrating it with various testing and analysis components. Significant changes include the implementation of device-based encoder bitrate mapping, which enhances the quality of the encoding, and updates to the `VideoEncoderSettings` API. They also made several improvements, like handling buffer, fixing assertion errors and adding additional video files to the testing setup.
jetpack-media3casesplayerexoplayeruse-cases
Samrobbo/ltheory
Jun 2023 - Jul 2023
Limit Theory Redux - samrobbo
Contributions:20 pushes, 7 branches in 8 days
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