Aleksi Seppänen
Co-Founder at az.sh Oy
Helsinki Metropolitan Area Finland
Summary
👤
Senior🎓
Top SchoolAleksi Seppänen is a Co-Founder and seasoned full-stack developer with 10 years of experience building web and cybersecurity products, specializing in TypeScript, Python, DevOps, and AWS. His career spans roles from trainee to lead developer at companies including F-Secure, Buutti, Vincit and now az.sh Oy, showing a steady progression into leadership and entrepreneurship. He combines hands-on implementation with security-minded engineering, frequently working on production-ready systems that bridge backend services and developer tooling. Based in the Helsinki region and trained in Computer Science and Engineering at the University of Oulu, Aleksi brings pragmatic problem-solving and a bias for shipping secure, scalable software. An understated strength is his ability to translate security requirements into developer-friendly workflows, making secure infrastructure feel like a natural part of the development lifecycle.
10 years of coding experience
5 years of employment as a software developer
Computer Science and Engineering, Computer Science and Engineering at University of Oulu
Github Skills (14)
backend9
script8
authentication8
wait8
realtime7
docker7
bash7
golang6
automation5
intl5
escaping3
java3
injection2
python1
Programming languages (9)
Github contributions (5)
Glukoosi/flaskquery
Jan 2018 - Feb 2023
Contributions:3 PRs, 17 pushes, 2 branches in 5 years 1 month
Glukoosi/247
Sep 2018 - Feb 2023
Contributions:7 PRs, 16 pushes in 4 years 5 months
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