Toni Tertsonen
Cyber Security Specialist at Insta
Helsinki Metropolitan Area Finland
Summary
👤
Senior🎓
Top SchoolToni Tertsonen is a Cyber Security Specialist based in Helsinki with eight years of hands-on experience bridging software development and SecDevOps. He combines full-stack development, IaC, CI/CD and test automation with practical security skills including penetration testing, SIEM, and secure software development to help teams ship resilient systems. At Insta he progressed quickly from Junior to Cyber Security Specialist and previously built deployment templates and automation tooling during a software engineering traineeship at Eficode. Active in the Finnish national cyber team, he brings competitive CTF and hackathon experience that sharpens threat hunting and red-team thinking. Currently pursuing an MSc in Computer Science at Aalto University, he pairs academic rigor with production-focused security engineering.
8 years of coding experience
Master of Science - MS, Computer Science, Master of Science - MS, Computer Science at Aalto University
Finnish, English, German, Swedish
Github Skills (18)
endpoints9
polling9
discord-bot8
logstash7
react7
logging7
nextjs6
discord-js6
music5
nodejs5
discord5
javascript5
turborepo4
payloadcms3
aws2
Programming languages (7)
Github contributions (5)
t0nero/LitBot
Oct 2017 - Jan 2022
LitBot: a discord music bot forked from OhGodMusicBot with a lot of added commands
Contributions:60 pushes, 7 branches in 4 years 4 months
musicbotdiscord-jsdiscordlotjavascript
t0nero/DuelsCombo
Jul 2020 - Dec 2022
Contributions:53 commits, 23 pushes, 1 branch in 2 years 6 months
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