Stefan Reiter
Release Team Lead at VRChat Inc.
Vienna, Austria
Summary
👤
Senior🎓
Top SchoolStefan Reiter is a release-focused engineering lead with 10 years of experience shipping stable clients and coordinating cross-team integrations at VRChat, blending hands-on Unity and Node.js development with release management. Formerly a Linux software developer at Proxmox, he has deep low-level and virtualization expertise—contributing to QEMU/KVM work and to the swtpm TPM emulator by extending NVRAM backends and hardening setup tooling. Based in Vienna, he pairs systems-level hacking (kernels, VMs, shell tooling) with practical frontend/backend skills in Rust, C, JavaScript and Perl, and a taste for shader and game development. He’s comfortable working where virtual identity and real-world systems meet, and brings a pragmatic, security-minded approach to reliably shipping complex distributed software.
10 years of coding experience
3 years of employment as a software developer
Vienna University of Technologybachelor level higher education, Austrian certified engineer (Ingenieur), IT/Software Engineering, bachelor level higher education, Austrian certified engineer (Ingenieur), IT/Software Engineering at HTL
German, English
Stackoverflow
509reputation
26kreached
6answers
11questions
Github Skills (21)
system-programming10
qemu10
c1110
c1710
virtualization10
tpm10
emulation10
filesystem9
linux9
memory-management9
security8
listview6
go6
android-studio6
android6
Programming languages (16)
Github contributions (5)
stefanberger/swtpm
Aug 2021 - Sep 2021
Libtpms-based TPM emulator with socket, character device, and Linux CUSE interface.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 reviews, 10 commits, 1 PR in 1 month
Contributions summary:Stefan primarily contributed to the `swtpm` project, focusing on enhancements related to NVRAM storage backends and setup. They implemented a "linear file" NVRAM store backend and added support for the `file://` backend in the setup tool. Additionally, the user refactored the setup tool, abstracting the handling of TPM state and incorporating improvements like using `mkstemp` for pidfiles. This work demonstrates a focus on extending the functionality and improving the maintainability of the TPM emulator.
tpm2emulatorsocketrustsecurity
PiMaker/Pioneer
Mar 2016 - Nov 2016
Contributions:6 commits, 27 pushes, 1 branch in 8 months
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