Peter Hazenberg
Chief Operating Systems Officer
The Hague, South Holland, Netherlands
Summary
🤩
RockstarPeter Hazenberg is a seasoned systems and operations leader with 15 years of hands-on experience across Linux server provisioning, embedded systems, IoT, and security monitoring, now serving as Chief Operating Systems Officer in The Hague. He blends deep practical skills—from building and maintaining dedicated servers and RAID systems to developing embedded decoders for USB Power Delivery—with strategic oversight of observability and infrastructure. An active open-source contributor, Peter improved the libsigrok usb_power_delivery decoder (adding wattage display, PDO/RDO logic and PPS support) and adapted classic terminal software like nyancat for diverse terminal types. His background spans DevOps, security monitoring with McAfee/AlienVault, and automation for containerized Matrix deployments with Prometheus/Grafana. Colleagues rely on his pragmatic approach to refactor and harden systems while keeping deployments observable and maintainable. He brings a rare combination of low-level embedded insight and production-scale operations expertise.
15 years of coding experience
1 year of employment as a software developer
English, Dutch
Stackoverflow
151reputation
42kreached
2answers
0questions
Github Skills (33)
deco10
docker10
matrix10
python10
grafana10
terminal-application10
decode10
c1110
dockers10
decoding10
c1710
automation10
prometheus10
ansible10
ansible-galaxy10
Programming languages (21)
Github contributions (5)
spantaleev/matrix-docker-ansible-deploy
Jan 2021 - Mar 2022
🐳 Matrix (An open network for secure, decentralized communication) server setup using Ansible and Docker
Role in this project:
DevOps Engineer
DevOps EngineerContributions:2 reviews, 16 commits, 7 PRs in 1 year 1 month
Contributions summary:Peter focused on implementing and configuring monitoring and logging for the Matrix server deployment. They set up Prometheus, Grafana, and the Prometheus Node Exporter using Docker. Their contributions included creating systemd service files, configuring Grafana dashboards, and integrating these tools with the existing Ansible and Docker-based infrastructure, ensuring the ability to monitor and observe resource utilization.
securejitsiself-hostingansiblecommunication
klange/nyancat
Dec 2011 - Dec 2011
Nyancat in your terminal, rendered through ANSI escape sequences. This is the source for the Debian package `nyancat`.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:8 commits in 1 day
Contributions summary:Peter primarily contributed to the functionality of the `nyancat` terminal application. They added support for different terminal types, including Apple ][ and vt100 terminals, adapting the rendering based on the terminal's capabilities. They also updated the application to use the terminal width from environment variables and the telnet protocol. Additionally, they modified the screen clearing behavior and added their name to the comments.
nyancatnyan-catescape-sequencesansi-escapelinux
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