Alex López
Offensive Security Engineer at Telefónica Tech
Greater Valencia Metropolitan Area Spain
Summary
👤
Senior🎓
Top SchoolAlex López is an Offensive Security Engineer with a decade of experience and over four years focused on hands-on offensive security, penetration testing, and threat research. Currently at Telefónica Tech after engagements at VASS, INCIBE, and Cyber Intelligence S.L., he combines national-level incident response and red-team tactics with practical pentest delivery for large enterprise clients. An OSCP-certified CTF player, Alex brings a researcher’s curiosity to real-world attack simulations and has been trusted as a member of the Spanish Cybersecurity Team. Based in Valencia, he is finishing a computer engineering degree at UPV while balancing professional security work, reflecting both formal training and rapid on-the-job advancement. Notably, his background spans both public-sector national cybersecurity initiatives and private-sector offensive research, giving him perspective across stakeholder priorities and risk models.
11 years of coding experience
2 years of employment as a software developer
Universitat Politècnica de València
Spanish, English, Spanish
Github Skills (16)
twitch10
chat9
rust6
socket6
minecraft5
compiler5
php4
python4
crate4
obs3
allocator2
nintendo-3ds2
garbage-collection2
rust-language2
rust-lang2
Programming languages (9)
Github contributions (5)
itzAlex/FTP-Login
Aug 2016 - Jan 2019
Contributions:3 commits, 2 pushes, 1 branch in 2 years 5 months
itzAlex/chatterino7
Aug 2021 - Aug 2022
Chat client for https://twitch.tv
Contributions:8 releases, 107 commits, 27 PRs in 1 year
twitchchatchat-clienttwitch-tv
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