Yegor Sak
Founder at Windscribe
Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolYegor Sak is a founder and security-minded technologist with a decade of hands-on experience building privacy and DNS-focused services from Toronto. He cofounded Windscribe in 2016 and launched ControlD in 2021, reflecting a sustained focus on resilient DNS, privacy tooling, and practical defenses that most teams only notice once things break. Prior roles as Operations Director and long-term webmaster ground his entrepreneurial approach in product operations and real-world deployment experience. He combines product leadership with technical craftsmanship, emphasizing reliability and user privacy at internet scale. Based in Canada and educated at the University of Toronto, he brings founder grit and a long-running commitment to making foundational internet infrastructure both usable and secure.
11 years of coding experience
3 years of employment as a software developer
Toronto AirwaysUniversity of Toronto
English, Russian
Github Skills (149)
filterlist10
mass10
python10
security10
malware10
dns10
adblock10
ads10
surveillance10
hostname10
hosts-file10
blacklist10
phishing10
telemetry10
hosts10
Programming languages (14)
Github contributions (5)
yegors/co-atc
Jul 2025 - May 2026
Air traffic control simulator that leverages local SDRs for ADSB telemetry and VHF coms with optional "AI based capabilities"
Contributions:1 release, 1 review, 2 PRs in 9 months
aitelemetry
yegors/RTLSDR-Airband
Jun 2025 - Jan 2026
Multichannel AM/NFM demodulator
Contributions:12 PRs, 16 pushes, 6 branches in 7 months
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