Stanislav Židek
Principal Quality Engineer at Red Hat
Brno, South Moravia, Czechia
Summary
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Rockstar🎓
Top SchoolStanislav Židek is a Principal Quality Engineer based in Brno with 13 years of experience specializing in cryptography-focused QA and security testing. At Red Hat he leads Crypto QE work, driving CI improvements, onboarding and mentoring engineers, and coordinating RHEL releases while contributing hands-on test automation. He has deep practical experience testing TLS/SSL stacks and PKCS#11/openssh components, including contributions to the tlsfuzzer project where he enhanced Python-based fuzzing and TLS 1.3 test coverage. Comfortable toggling between scripting, debugging customer-reported issues, and technical leadership, he blends systems-level Linux administration roots with applied security engineering. His academic background in intelligent systems underpins a methodical, research-minded approach to uncovering subtle protocol weaknesses.
13 years of coding experience
8 years of employment as a software developer
Master's degree, Intelligent Systems, A, Master's degree, Intelligent Systems, A at Brno University of Technology, Faculty of Information Technology
Czech, English, Russian, Slovak, German
Github Skills (10)
mtls10
ssl10
tls1210
fuzzer10
python10
tls1310
test-automation10
libtls10
test-suite9
test-framework9
Programming languages (8)
Github contributions (5)
tlsfuzzer/tlsfuzzer
Jan 2017 - Jun 2018
SSL and TLS protocol test suite and fuzzer
Role in this project:
Security Engineer & Test Automation Engineer
Security Engineer & Test Automation EngineerContributions:18 reviews, 5 commits, 6 PRs in 1 year 5 months
Contributions summary:Stanislav primarily contributed to the test suite for the TLSfuzzer project, enhancing its ability to test SSL and TLS protocol implementations. Their work included creating and modifying Python-based test scripts to probe specific vulnerabilities and edge cases, particularly focusing on signature algorithms, and TLS 1.3 finished messages. This involved fixing issues related to incorrect host specifications, improving the reliability of test execution, and incorporating fuzzing techniques to identify potential weaknesses in TLS implementations.
security-vulnerabilitytesting-toolsdrowntlslitetest-automation
ep69/kraken-cron
Mar 2020 - Oct 2022
Buy BTC on kraken.com via API
Contributions:34 commits, 2 PRs, 40 pushes in 2 years 7 months
apikrakenbtcbuy
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