Bálint Réczey
Founder at Firebuild Inc.
Hungary
Summary
🤩
Rockstar🎓
Top SchoolBálint Réczey is a founder and seasoned systems engineer with 17 years of experience building production-grade tooling and maintaining core Linux ecosystem packages. He founded Firebuild and has deep hands-on expertise in Debian and Ubuntu packaging, contributing as a Debian and Ubuntu Core developer and providing LTS security support. A long-time Wireshark core developer and contributor to projects like libfaketime and Kodi, he specializes in low-level system programming, cross-architecture portability, and reliable build tooling. His contributions include rewriting time-manipulation tooling in C with shared-memory synchronization and adapting complex codebases for MIPS, ARM64, and s390x. Comfortable moving between product leadership, consulting, and core open-source maintenance, he brings both entrepreneurial drive and meticulous platform-level engineering. Based in Hungary, he combines academic training in computer science and finance with a pragmatic focus on reproducible builds and stable system behavior.
18 years of coding experience
14 years of employment as a software developer
Trefort Ágoston Gyakorlóiskola és GimnáziumMSc, Finance, MSc, Finance at Budapest University of Technology and Economics
English, Hungarian
Stackoverflow
51reputation
457reached
1answer
1question
Github Skills (54)
datetime10
c-language10
system-programming10
multiplatform10
package-management10
scripting10
architecture10
linux10
bash10
build-system10
cross-platform10
c1110
datetimes10
ipc10
networking10
Programming languages (22)
Github contributions (5)
wolfcw/libfaketime
Aug 2013 - Feb 2017
libfaketime modifies the system time for a single application
Role in this project:
Back-end Developer
Back-end DeveloperContributions:55 commits, 4 PRs, 2 pushes in 3 years 7 months
Contributions summary:Bálint significantly contributed to the `libfaketime` project, a library designed to modify system time for applications. Their work focused on enhancing the core functionality of the library, including rewriting the faketime shell script in C for improved performance and maintainability. The user introduced features like advancing time with each function call and implemented shared memory and semaphores to manage a global clock counter for processes spawned by the library, facilitating consistent time manipulation across applications. This demonstrates a deep understanding of system-level programming and time-related system calls.
system-timeld-preloaddatetimewrapperintercept-calls
wireshark/wireshark
Sep 2008 - Oct 2022
Read-only mirror of Wireshark's Git repository at https://gitlab.com/wireshark/wireshark. You're welcome to submit pull requests there.
Role in this project:Back-end Developer
Back-end DeveloperContributions:397 commits in 14 years 3 months
Contributions summary:Bálint primarily contributes to the Wireshark project, focusing on bug fixes and code improvements related to the dissection of various network protocols. Their work includes resolving issues in Lua scripting integration, such as preventing crashes caused by uninitialized Lua code. They also address spelling errors and make code adjustments to dissectors for protocols like ISUP, Bluetooth, and others, as well as providing system-level adjustments, such as using system-provided libraries. The user's contributions improve the stability, accuracy, and overall functionality of Wireshark.
wiresharkpacket-capturetsharkstratoshark
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