Jefferson Carneiro
CEO
Santa Catarina, Brazil
Summary
👤
Senior🎓
Top SchoolJefferson Carneiro is a Brazilian technology entrepreneur and CEO with nine years of focused experience in Linux systems administration, corporate infrastructure and digital security, and over two decades of hands-on sysadmin work. He founded Slackjeff and Slackjeff Lab, where he has trained 5,000+ students and produced widely viewed technical content (4.1M+ YouTube views) on Linux, privacy and embedded systems. As an author of three books and a creator who blends teaching with practical engineering, he’s known for automating operations with shell and Python, hardening Linux environments and designing resilient backup and DR processes. Based in Santa Catarina, he combines community influence with enterprise-grade operational discipline, often surfacing practical privacy techniques that aren’t obvious to general audiences.
9 years of coding experience
11 years of employment as a software developer
Bacharelado Ciência da Computação, Bacharelado Ciência da Computação at FURB - Universidade de Blumenau
Github Skills (110)
bash-shell10
rio9
menu9
sasl9
branches9
cgit9
sh8
audio8
commander8
irc8
capistrano8
slackware8
active8
slack8
ffmpeg8
Programming languages (11)
Github contributions (5)
slackjeff/shell-base
Jul 2019 - Jan 2021
Programa para criação de template de Shell Script, deixe tudo organizado como deve ser! Seus programas serão mais profissionais com o Shell-Base.
Contributions:6 commits, 3 PRs, 5 pushes in 1 year 6 months
programasbashshell-scriptprogramashell
slackjeff/queue-sbopkg
Feb 2019 - May 2021
Contributions:18 commits, 15 pushes, 1 branch in 2 years 3 months
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