Mário Kašuba
Software Engineer at IT Academy s.r.o.
Bratislava, Region of Bratislava, Slovakia
Summary
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RockstarMário Kašuba is a software engineer with 13 years of hands-on experience, based in Bratislava, Slovakia, who blends backend systems expertise with leadership roles reflected in his GitHub bio as CIO and lecturer. He contributes to high-impact open-source projects like ZeroMQ, focusing on security (CurveZMQ) and cross-platform reliability—work that improved secure messaging, socket stability, and Windows-specific behavior. Comfortable across system-level C++ engineering and operational concerns, he brings a practical security-first mindset to distributed communication engines. As a developer-educator and gamer, he pairs technical rigor with an ability to explain complex topics and a knack for iterative improvement.
13 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (12)
c-language10
zeromq10
mq10
cprogramming-language10
messaging10
networking10
cryptography10
security10
concurrency9
ws-api8
wp-api8
winapi8
Programming languages (2)
Github contributions (5)
zeromq/libzmq
Sep 2014 - Mar 2017
ZeroMQ core engine in C++, implements ZMTP/3.1
Role in this project:
Back-end Developer
Back-end DeveloperContributions:19 commits, 2 PRs, 1 push in 2 years 6 months
Contributions summary:Mário's contributions primarily involve enhancing security features within the libzmq library. The changes focused on improving the CurveZMQ security mechanism, including modifications to client and server implementations for secure communication. They also addressed aspects of socket communication and ZMTP to improve general performance and stability. Moreover, the user implemented fixes to Windows specific issues related to signaler and interface name resolution.
concurrencyzeromqnetworkingstreampushpull
soulik/lutok2
Oct 2014 - Dec 2016
Contributions:53 commits, 26 pushes, 1 comment in 2 years 2 months
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