Janne Pulkkinen
Software Developer at CSC - IT Center for Science
Helsinki, Finland
Summary
🤩
Rockstar🎓
Top SchoolJanne Pulkkinen is a Helsinki-based software developer with 14 years of hands-on experience building Python-driven systems and web front-ends for long-term digital preservation. At CSC he has contributed across the stack—REST APIs, workflow orchestration, and AngularJS front-ends—while designing automated preservation workflows at the Finnish Heritage Agency using PostgreSQL, Redis and SQLAlchemy. Janne is also an active open-source contributor, with practical full-stack fixes to the widely-known Litecoin project and a refactored, GUI-enabled Protontricks Python package that improves gaming compatibility on Linux. He combines pragmatic engineering with attention to user-facing polish (Windows GUI fixes, progress-sync tweaks) and a penchant for maintainable, well-structured code. Trained with a Master’s in Computer Science from the University of Helsinki, he brings institutional-scale system experience together with community-minded OSS contributions.
14 years of coding experience
Graduate, Graduate at Järvenpää Upper Secondary SchoolMaster's degree, Computer Science, Master's degree, Computer Science at University of Helsinki
English, Finnish
Github Skills (28)
c-language10
qt10
python10
wp-api10
windows10
user-interface10
winapi10
ui-design10
interface-design10
cryptocurrency10
litecoin10
ws-api10
cprogramming-language10
dog9
wallet9
Programming languages (6)
Github contributions (5)
Matoking/protontricks
Nov 2018 - Jan 2023
A wrapper that does winetricks things for Proton enabled games, requires Winetricks.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:5 reviews, 258 commits, 19 PRs in 4 years 3 months
Contributions summary:Janne refactored `protontricks` into a Python package, enhancing its structure and maintainability. They improved the user interface by adding a GUI selection dialog using Zenity and YAD as GUI providers. Furthermore, they implemented features such as listing installed applications, and enhanced user experience by including options to launch Windows executables. In addition, the user integrated Steam Runtime usage, added the capability to specify and run additional commands in the game's Wine prefix, and implemented various bug fixes and code cleanups.
winetricksgameswineprotonrequires
litecoin-project/litecoin
Sep 2011 - Feb 2012
Litecoin source tree
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:6 commits in 5 months
Contributions summary:The user, Matoking, contributed to the Litecoin project by implementing Windows-specific fixes and cleanup within the Qt framework. They modified the `BitcoinGUI` class to address window composition and transparency issues, ensuring a better user experience on Windows systems. Additionally, the user adjusted the synchronization progress bar and corrected an issue related to clearing the Send Coins page. Further contributions addressed a taskbar minimization issue.
cryptocurrencylitecoinbitcoincrypto
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