Chema Martínez
Senior Software Engineer at Elastic
Granada, Andalusia, Spain
Summary
🤩
Rockstar🎓
Top SchoolChema Martínez is a Senior Software Engineer with nine years of experience specializing in back-end, security engineering, and developer operations, currently at Elastic and formerly leading engineering at Wazuh. He combines a telecommunications background and a master's in cybersecurity to design and harden open-source security tooling—having made notable contributions to Wazuh’s core platform, ruleset, and documentation as well as to Elastic Beats’ Filebeat. Comfortable across C/C++, Python and shell, Chema has deep practical experience in vulnerability detection, file integrity monitoring, multithreading, database optimization and CI-driven testing. He pairs hands-on debugging proficiency (GDB, valgrind, sanitizers) with team leadership, release coordination across branches, and direct community support—skills honed while scaling a startup-grade security product. Based in Granada, Spain, he often bridges product, docs and engineering, ensuring features are secure, performant, and well documented.
8 years of coding experience
6 years of employment as a software developer
Bachelor's degree, Telecommunications, Bachelor's degree, Telecommunications at Universidad de Granada
Spanish, English
Github Skills (30)
wazuh10
python10
log-analysis10
technical-writing10
etw10
configuration-management10
network-intrusion-detection10
filebeat10
security10
go10
vulnerability-detection10
sql10
configuration-file10
configurations10
intrusion-detection10
Programming languages (9)
Github contributions (5)
wazuh/wazuh
Jun 2017 - Jan 2023
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.
Role in this project:
Back-end & Security Engineer
Back-end & Security EngineerContributions:3 releases, 687 reviews, 1580 commits in 5 years 8 months
Contributions summary:Chema's contributions focus on enhancing the Wazuh security platform, demonstrating a back-end and security engineering role. Their commits involved modifying the vulnerability detector to improve the parsing and indexing of various security feeds, like Arch Linux. They also worked on optimizing the SCA and security configuration features by refining database queries, and integrating the correct architecture data, demonstrating knowledge of database design and API integration.
malware-detectionendpointscompliancecloud-securitysecurity-hardening
wazuh/wazuh-ruleset
Jul 2017 - Dec 2020
Wazuh - Ruleset
Role in this project:Backend & Security Engineer
Backend & Security EngineerContributions:3 releases, 7 reviews, 187 commits in 3 years 5 months
Contributions summary:Chema primarily contributed to improving the Wazuh ruleset by addressing integration issues, particularly for AWS. They refactored the code to handle null values in JSON outputs and included the source log file in the output for better log analysis. Furthermore, the user implemented changes to mapping standards in the SCA tools, and made updates to copyright information in rules and file testing tools. The user also participated in merging code from various branches, including 3.0, 3.8, 3.9, 3.10, and master, indicating a role in managing and integrating code changes across different versions of the project.
loganalyzerpolicy-monitoringintrusion-detectionosseccompliance
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