Juraj Bednar
Co-Founder at TEDSIG
Antarctica
Summary
👤
Senior🎓
Top SchoolJuraj Bednar is a serial founder and technologist with 14 years of experience building security-first products and communities at the intersection of crypto, privacy and open source. As co-founder of organizations like Paralelná Polis, Hacktrophy and TEDSIG he has launched mission-driven ventures spanning bug bounty platforms, penetration testing services, and crypto escrow for high-value transactions. He blends deep hands-on expertise in UNIX, security engineering and product development with a knack for evangelism—authoring books and courses that teach bitcoin, cypherpunk ideas and practical biohacking. Juraj’s career began in systems administration and tech journalism, which informs his rare mix of technical rigor and public-facing communication. Based nominally in Antarctica, he operates globally and prioritizes tools that expand individual liberty and transaction safety. Beyond startups, he’s an OSS enthusiast and pragmatic educator who turns complex security concepts into usable services and learning experiences.
14 years of coding experience
21 years of employment as a software developer
Mgr. Computer Science Artificial Intelligence, Mgr. Computer Science Artificial Intelligence at Univerzita Komenského v Bratislaveninja explorer and observer, ninja explorer and observer at School of lifeReal World Risk Institute
English, Slovak, Czech
Github Skills (200)
bitcoind10
btcpayserver10
linuxbrew10
cryptocurrency10
chat10
command-line-tool10
cpp10
mesh10
browser10
firefox10
api10
llama10
llm10
administration10
cryptography10
Programming languages (24)
Github contributions (5)
jooray/dotfiles
Feb 2015 - Nov 2022
.files, including init/macos — sensible hacker defaults for OS X and Linux
Contributions:252 commits, 3 PRs, 223 pushes in 7 years 10 months
sensiblewindowslinuxmultiple-machinesgnu
jooray/OpenBCI_GUI_Neurofeedback
Apr 2017 - Dec 2019
Contributions:23 commits, 23 pushes in 2 years 8 months
pytorchopenbciguineurofeedback
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