Daniel Barboza
Duty Manager at IBM
Jundiaí, São Paulo, Costa Rica
Summary
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RockstarDaniel Barboza is a software engineer with 12 years of experience specializing in hypervisor and toolchain development, currently serving as Duty Manager at IBM. He is an active open-source contributor to high-profile virtualization projects like QEMU and libvirt, where he has added RISC-V extensions, improved QEMU integration, and cleaned up core CPU and capability code. His backend work on Kimchi advanced logical storage pool and disk management features, while contributions to virt-manager demonstrate a disciplined focus on QA, testing and code quality. Based in Jundiaí, São Paulo with Costa Rica roots, he blends low-level systems expertise with practical operations experience—an unusual mix that helps bridge development, automation, and runtime resilience.
12 years of coding experience
Github Skills (28)
libvirt10
virtualisation10
kvm10
python10
qemu10
testing10
risc-v10
enforcement10
virtual-machine10
c-programming10
c1110
c1710
virtualization10
coding-style10
fdt9
Programming languages (7)
Github contributions (5)
kimchi-project/kimchi
Nov 2013 - Mar 2017
An HTML5 management interface for KVM guests
Role in this project:
Back-end Developer
Back-end DeveloperContributions:157 commits, 24 pushes, 65 comments in 3 years 4 months
Contributions summary:Daniel made significant contributions to the backend logic of the Kimchi project, focusing on the implementation of logical storage pool features. The contributions included creating new collection and resource types within the controller, adding a new module for disk management using lsblk and blkid, and making necessary model and mockmodel changes to support these features. Furthermore, the user addressed a bug related to the hardcoded port and added a variety of other backend bug fixes related to the storage pool and the template structure.
vdivmskvmlibvirtlinux
libvirt/libvirt
Oct 2021 - Jan 2023
Read-only mirror. Please submit merge requests / issues to https://gitlab.com/libvirt/libvirt
Role in this project:Back-end Developer
Back-end DeveloperContributions:31 commits in 1 year 2 months
Contributions summary:Daniel primarily contributed to the libvirt project by implementing and modifying code related to QEMU integration. Their work involved adding support for the `DEVICE_UNPLUG_GUEST_ERROR` event, modifying the `qemu_monitor.h`, `qemu_process.c`, and `qemu_monitor_json.c` files. Additionally, the user refactored code within the `cpu` and `qemu_capabilities` directories, removing unused parameters and functions and introducing helper functions. The contributions indicate a strong focus on improving QEMU capabilities and code cleanup.
pythonlibvirtgitlabmerge-requestssubmit
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