Josh Brown
Principal Security Engineer at Microsoft
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolJosh Brown is a Principal Security Engineer with 11 years of experience designing and defending large-scale systems, currently leading security efforts at Microsoft in Seattle. He progressed from penetration testing and application security roles in Australia to senior and principal security positions at Microsoft, bringing hands-on offensive insight to enterprise defense. Known for a pragmatic, slightly irreverent style—evident in quips like "did you vacuum the database?!"—he combines deep technical chops with a knack for communicating risk to engineers and stakeholders. His background spans secure development, incident response, and product security across banking, government, and cloud platforms, and he holds a B.Sc. in Computer Science from the University of Melbourne.
11 years of coding experience
8 years of employment as a software developer
The University of Melbourne
Github Skills (181)
github-advanced-security10
windows10
maven-plugin10
codeql10
security10
malware10
jenkins-plugin10
gradle-plugin10
cpp10
program-analysis10
cybersecurity10
linux10
x86-6410
debugging10
macros10
Programming languages (16)
Github contributions (5)
ropwareJB/elm-mdc
Aug 2018 - Jan 2025
Elm port of the Material Components for the Web CSS/JS library
Contributions:9 pushes, 4 branches in 6 years 6 months
css-jsjs-librarymaterial-componentscsselm
ropwareJB/jwtfuzz
Jun 2022 - Nov 2022
Library for fuzzing & attacking JSON Web Tokens (JWTs). Bindings for other languages included.
Contributions:39 commits, 6 PRs, 40 pushes in 4 months
tokensbugbountysecurityjwtsbug-bounty-tools
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