Veronika A
Senior Engineer at Czechitas
Brno, Southeast, Czechia
Summary
🤩
Rockstar🎓
Top SchoolVeronika A is a Senior Engineer based in Brno with five years of hands-on experience in Python, Ruby on Rails, testing, and online marketing. Currently working at Mavenir and active as a workshop facilitator at Czechitas, she blends production engineering with community teaching. Her open-source contributions include improving OpenSSL's evp_test tool and hardening OpenSC by removing legacy smart card drivers and adding focused tests, reflecting strong security-minded backend skills. She progressed from testing and QA roles into backend development, bringing a practical emphasis on maintainability and automated testing. A lifelong learner and computer science student at Masaryk University, she enjoys tackling low-level crypto tooling and real-world interoperability problems that many developers avoid.
5 years of coding experience
3 years of employment as a software developer
grammar school, 8th, grammar school, 8th at Gymnázium DobruškaBachelor's degree, Information Technology, Bachelor's degree, Information Technology at Masaryk University BrnoJiraskovo gymnazium Náchod
Github Skills (17)
maintenance10
testing10
c1110
security10
c1710
smartcard10
openssl10
cryptography10
code-cleanup10
command-line-interface9
encryption8
mtls8
libtls8
tls138
tls128
Programming languages (7)
Github contributions (5)
OpenSC/OpenSC
Aug 2021 - Dec 2022
Open source smart card tools and middleware. PKCS#11/MiniDriver/Tokend
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:5 releases, 225 reviews, 349 commits in 1 year 4 months
Contributions summary:Veronika primarily focused on removing legacy or deprecated smart card support from the `opensc/opensc` repository. This included the removal of JCOP/BlueZ and MioCOS drivers and their associated PKCS#15 support due to lack of activity. The user also disabled outdated and unmaintained PKCS#15 emulators and deprecated DSA key support, contributing towards security and maintenance. Furthermore, they updated documentation and added tests for filtering PKCS#15 emulators based on configuration files, improving the functionality of the repository.
pkcs11golangsmartcardsecuritytokend
openssl/openssl
Jul 2023 - Jun 2024
TLS/SSL and crypto library
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 reviews, 7 PRs, 9 comments in 11 months
Contributions summary:Veronika contributed to the OpenSSL library by adding several command-line options to the `evp_test` tool, which is used for testing cryptographic algorithms. These options enable in-place cipher testing, setting a provider, setting a property query, and specifying data chunk sizes. The code changes focused on modifying the test framework to accommodate these new functionalities, demonstrating an understanding of the internal workings of the testing infrastructure.
crypto-librarycryptographyssltlscrypto
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