Christian Horn
AMC Technical Account Manager at Red Hat K.K.
Tokyo, Japan
Summary
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RockstarChristian Horn is an experienced Linux and infrastructure specialist with 14+ years managing mission-critical environments and serving as a Technical Account Manager at Red Hat in Tokyo. He blends deep hands‑on skills in Linux deployment, debugging, performance tuning, virtualization and storage with a customer-facing role that drives incident resolution, proactive prevention and documentation improvements. Comfortable across networks, OS internals and power/energy metrics, he has contributed backend code to Performance Co‑Pilot (pcp), adding PMDAs for power and multi-battery support. He excels at translating complex technical landscapes into operational guidance, training and repeatable processes for diverse, multicultural teams. Now based in Japan, he leverages multilingual and cross-cultural strengths to advocate for customers while continuously evolving his technical craftsmanship.
14 years of coding experience
8 years of employment as a software developer
English, German, Japanese, Russian
Github Skills (7)
performance-monitor10
performance-analysis10
perl10
battery10
metric10
c119
c179
Programming languages (12)
Github contributions (5)
performancecopilot/pcp
Aug 2018 - Nov 2022
Performance Co-Pilot
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 reviews, 35 commits, 27 PRs in 4 years 4 months
Contributions summary:Christian implemented a Perl PMDA (Performance Metric Domain Agent) for the trivial-pmda. They also contributed significantly to the denki PMDA, which involves reading metrics related to power consumption, including Intel RAPL (Running Average Power Limit) and battery metrics. The user's contributions included bug fixes, adding battery detection, multi-battery support, and enhancements to the core functionality.
analysisperformancegraphmetricsmonitoring
christianhorn/fluxmon
Jan 2021 - Mar 2021
Contributions:381 pushes, 2 branches, 16 comments in 2 months
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