Upi Tamminen
Summary
🤩
RockstarUrho Tamminen is a Senior Software Developer based in Jyväskylä, Finland, with 14 years of professional experience building reliable backend systems across consulting and product companies. Currently at Gofore, he brings deep hands-on expertise from long tenures at Sitowise and ARTIO, blending pragmatic engineering with client-focused delivery. His open-source contributions include substantive backend work on the well-known kippo SSH honeypot, where he enhanced command handling and implemented realistic command emulation like apt-get and wget to improve capture fidelity. Colleagues know him for quietly improving code quality and fixing tricky bugs that increase robustness in production. He pairs a systems-oriented mindset with practical security awareness, making him effective at hardening services and simulating attacker interactions for better defenses. Comfortable across long-lived projects and fast iterations, he excels at turning complex requirements into maintainable implementations.
14 years of coding experience
Github Skills (6)
honeypot10
python10
ssh10
security10
command-line-interface9
twisted8
Programming languages (10)
Github contributions (5)
desaster/kippo
May 2014 - Sep 2016
Kippo - SSH Honeypot
Role in this project:
Backend Developer
Backend DeveloperContributions:54 commits, 2 PRs, 4 pushes in 2 years 4 months
Contributions summary:Upi primarily contributed to the core logic and functionality of the kippo SSH honeypot. Their commits involved modifying and adding features to the `honeypot.py` file, including command handling, user interaction, and system behavior. They also implemented new commands like `apt-get` and `wget` and addressed several bug fixes and coding style improvements, enhancing the honeypot's overall functionality.
honeypotssh
desaster/uusipuu
Mar 2014 - Mar 2016
Contributions:32 commits, 9 pushes in 2 years 1 month
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.