Sergio Ortega
Senior Full Stack Developer - Product Intelligence at Leadtech Group
Granada, Andalusia, Spain
Summary
🤩
Rockstar🎓
Top SchoolSergio Ortega is a Senior Full Stack Developer with 11 years of experience, currently leading Product Intelligence at Leadtech Group from Granada, Spain. He blends front-end expertise in React and TypeScript with back-end and security work—evidenced by meaningful contributions to the Wazuh open-source security platform where he fixed stability, memory and log issues and improved syscheck performance. Sergio has driven modernization and microfrontend initiatives for clients like J.P. Morgan and built healthcare-grade platforms integrating OAuth2, SAML and FHIR standards. Comfortable across cloud-native tooling and automated testing, he brings a pragmatic mindset that turns ambiguous data into actionable product features. Colleagues know him for shipping reliable, secure systems and, perhaps tellingly, for literally “turning coffee into code.”
11 years of coding experience
7 years of employment as a software developer
Grado en Ingeniería Ingeniería informática, Grado en Ingeniería Ingeniería informática at Universidad de Granada
English
Stackoverflow
28reputation
500reached
2answers
1question
Github Skills (29)
administrator10
debug10
admin10
sphinx10
it-security10
user-manual10
c-programming10
security10
system10
administration10
performance-optimization10
system-administration10
documentation10
data-integrity9
osquery9
Programming languages (6)
Github contributions (5)
wazuh/wazuh
Jun 2018 - Jun 2019
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:182 commits, 37 PRs, 158 pushes in 1 year
Contributions summary:Sergio primarily focused on fixing bugs and improving the stability of the Wazuh security platform, specifically addressing issues related to Windows event channels, log flooding, and memory leaks. They also implemented security-related enhancements by deleting temporary files and ensuring files are not followed if they're symlinks. The user also improved the performance of the syscheckd module by optimizing the algorithm. Further, they made code improvements across different parts of the system.
malware-detectionendpointscompliancecloud-securitysecurity-hardening
wazuh/wazuh-documentation
Jul 2018 - May 2019
Wazuh - Project documentation
Role in this project:Technical Writer
Technical WriterContributions:26 commits, 13 PRs, 23 pushes in 10 months
Contributions summary:Sergio primarily contributed to the project by modifying and expanding the Wazuh documentation. Their work includes fixing typos, improving grammar, adding documentation for new features such as the `max_depth` option for syscheck and the osquery module, and creating documentation for statistics files and wazuh-db. They also updated existing documentation by removing deprecated notes and adding new options.
loganalyzerreferenceintrusion-detectionosseccompliance
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.