Thomas Luzat
Web Developer (freelance) at Victores II GmbH
Wesel, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolThomas Luzat is a seasoned freelance web developer with 13 years of experience building custom web and e-commerce solutions from Germany’s North Rhine-Westphalia. He combines hands-on full-stack delivery and systems administration with leadership roles, currently guiding platform and shop development as Lead Developer at Victores II while maintaining long-term freelance clients. Thomas brings a strong security and back-end focus—evidenced by contributions to KeePassXC (KDBX protected attributes and SSH agent improvements) and precision PHP type fixes in JetBrains phpstorm stubs—showing attention to correctness and interoperability. He has delivered mission-critical projects such as a nationwide COVID-19 testing platform with CWA integration and routinely integrates third-party systems for scalable operations. Pragmatic about reusing proven solutions, he favors custom implementations when requirements demand them, and his work often includes test-suite optimization and performance-minded engineering.
13 years of coding experience
5 years of employment as a software developer
Computer Science, Computer Science at RWTH Aachen University
German, English, French
Stackoverflow
710reputation
50kreached
12answers
14questions
Github Skills (22)
c-language10
password-protection10
keepass10
forward-error-correction10
security10
typehinting10
php10
passwords10
type-checking10
cprogramming-language10
error-correction10
testing9
regular-expression9
cross-platform8
qt8
Programming languages (13)
Github contributions (5)
keepassxreboot/keepassxc
Mar 2018 - Mar 2024
KeePassXC is a cross-platform community-driven port of the Windows application “Keepass Password Safe”.
Role in this project:
Backend Developer & Security Engineer
Backend Developer & Security EngineerContributions:3 PRs, 26 comments, 3 issues in 6 years 1 month
Contributions summary:Thomas primarily contributed to the KeePassXC project by enhancing the security and functionality of the KDBX format reader and SSH agent integration. Their work involved implementing support for protected attributes in the KDBX format, enabling the correct reading of protected binary entries. Additionally, they improved the SSH agent integration by adding more helpful error messages and ensuring that the list of available attachments is updated immediately. They also focused on optimizing the test suite, particularly for Kdbx4 tests, leading to performance improvements.
yubikeywindows-10community-drivenpasswordmacos
JetBrains/phpstorm-stubs
Oct 2019 - Oct 2019
PHP runtime & extensions header files for PhpStorm
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits, 4 PRs in 1 day
Contributions summary:Thomas primarily focused on refining PHP code within the PhpStorm stubs repository. Their contributions involved fixing reference parameters in `mb_ereg` and `mb_eregi` functions, and replacing mixed return types in SPL and standard PHP functions. The user also added a missing key return type in a related function. These changes indicate a focus on code correctness, type safety, and ensuring the stubs accurately reflect PHP's behavior.
headerphpruntimeextensionscomposer
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