Joachim Metz
Security Engineer at Google
Zurich, Zurich, Switzerland
Summary
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RockstarJoachim Metz is a Security Engineer based in Zurich with 17 years of hands-on experience turning a knack for finding system loopholes into pragmatic, production-ready defenses. At Google since 2011 he combines deep backend and automation skills with security tooling—contributing to high-profile open source projects like OSS-Fuzz and YAPF where he improved testing, fuzzing integrations and build reliability. His work spans cryptic low-level fixes in C for SleuthKit to building validators and CI improvements for forensic tooling such as Timesketch and Plaso, reflecting strong forensic and reliability instincts. Known as a relentless tinkerer, he excels at bridging QA, build/release automation and backend engineering to harden complex systems. Colleagues rely on him for hard-to-reproduce fixes and pragmatic workarounds that keep large-scale security tooling running.
17 years of coding experience
Github Skills (30)
pylint10
computer-forensics10
python10
back-end-development10
testing10
memory-management10
bash10
travis-ci10
c1110
cicd10
security10
c1710
automation10
build-automation10
fuzzing10
Programming languages (18)
Github contributions (5)
ForensicArtifacts/artifacts
Nov 2014 - Dec 2022
Digital Forensics artifact repository
Role in this project:
Back-end Developer
Back-end DeveloperContributions:52 releases, 127 reviews, 253 commits in 8 years 2 months
Contributions summary:Joachim contributed to the development of an artifact verifier. Their work involved creating the initial structure of the artifact verifier, including the creation of a `validator.py` and modifications to `artifact.py`, `definitions.py`, and `reader.py`. The user implemented basic validation logic and added supporting features, such as the addition of support for supported operating systems and URLs.
securitycybersecurityartifact-repositoryforensicsdigital-forensics
log2timeline/plaso
Dec 2012 - Jan 2023
Super timeline all the things
Role in this project:Back-end Developer
Back-end DeveloperContributions:93 releases, 793 reviews, 4440 commits in 10 years 2 months
Contributions summary:Joachim's contributions focused on preventing the usage of Elasticsearch 8 by modifying dependencies in `plaso/dependencies.py`. Further contributions include moving merge reader functionality into the analysis engine in `plaso/multi_process/analysis_engine.py`, updating related classes. These changes suggest that user was involved with backend functionality or was doing maintenance.
all-the-thingstimelineforensicsparsing
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