Mathew Fleisch
Senior Infrastructure Engineer at Workday
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolMathew Fleisch is a Senior Infrastructure Engineer with 14 years of experience building reliable, production-grade systems across startups and large enterprises in the San Francisco Bay Area. Currently at Workday, he brings a strong full-stack background from roles at Sysdig, Eaze and Apple, combining infrastructure automation with front-end polish. He has a track record of improving developer workflows and integrating services—from Node.js/IoT plugins at Hitachi to LAMP and Drupal solutions for finance and research organizations. An active open-source contributor, Mathew enhanced the popular Hak5 Bash Bunny payloads with UI/UX improvements and a “quick commands” console, blending security tooling with practical usability. Colleagues describe him as a pragmatic problem solver who bridges backend reliability and user-facing detail. He maintains a public portfolio at mathewfleisch.com that showcases both infrastructure projects and interactive front-end work.
14 years of coding experience
11 years of employment as a software developer
College of MarinSRJCCity College of San FranciscoNovato High School
English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
php10
javascript10
security-scan10
security-txt10
duckyscript10
payload10
security10
css9
git9
html8
ui-design8
Programming languages (14)
Github contributions (5)
hak5/bashbunny-payloads
Mar 2017 - Jul 2018
The Official Bash Bunny Payload Repository
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:32 commits, 3 PRs, 25 comments in 1 year 4 months
Contributions summary:Mathew primarily contributed to the "BrowserBunny" payload, adding features, making UI/UX improvements, and introducing a "quick commands" console. Their work involved creating and modifying JavaScript, PHP, and CSS files for the front-end and back-end functionalities. The user also updated the `BrowserBunny` configuration and added tools to support different payloads in the Bash Bunny repository.
payloadlinuxbunnybashbadusb
mathew-fleisch/family-gift-exchange
Dec 2019 - Dec 2023
A script to select random names from a json file for a white elephant gift exchange (don't match people in same group)
Contributions:7 PRs, 18 pushes, 6 branches in 4 years
artworkidentificationgift-exchangeexchangejson-file
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