Rafał Kowalski
AI Engineer - AI Execution And Enablement at UBS
Zurich, Zurich, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolRa Kowalski is a Senior Solutions Architect at AWS with 11 years of professional software experience and a long history designing scalable, event-driven systems from startups to enterprise. He co-founded Matchmore and led its CTO efforts to build a location-based pub/sub platform, and previously ran Kowalski Consulting delivering end-to-end iOS and backend solutions with a focus on scalability, availability, and security. A hands-on engineer and senior Python developer, he contributes to notable open-source projects such as FOSSASIA’s Open Event (Android and server) and Gitcoin’s web platform, bridging mobile, backend, and web3 transaction integrations. His background spans research (high-performance event processing), industry roles at Sun and IBM, and a technical MSc from TU Berlin, reflecting a blend of academic rigor and production-grade architecture. Notably, he pairs deep systems design experience with practical UX and data-handling improvements in community projects, showing an aptitude for both protocol-level thinking and polishing user-facing details.
11 years of coding experience
9 years of employment as a software developer
Master's degree, Software engineering and database engineering, Master's degree, Software engineering and database engineering at Polsko-Japońska Wyższa Szkoła Technik Komputerowych w WarszawieBachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at Uniwersytet Wrocławski
Polish, English, French
Stackoverflow
695reputation
57kreached
52answers
1question
Github Skills (33)
json10
javascript10
mobile-development10
event-handling10
python10
django10
event-manager10
flask-ask10
java10
javas10
eventbus10
api10
sqlalchemy10
android10
database-design10
Programming languages (9)
Github contributions (5)
fossasia/open-event-server
May 2015 - Apr 2017
The Open Event Organizer Server to Manage Events https://test-api.eventyay.com
Role in this project:
Backend Developer
Backend DeveloperContributions:877 commits, 442 PRs, 385 pushes in 1 year 11 months
Contributions summary:Rafał appears to be primarily involved in the initial setup and development of core backend features for the Open Event Organizer Server. Their primary focus is on creating database models and setting up the initial configuration of the application. This includes creating models for various aspects of the event management system and implementing API endpoints.
api-testapieventsorganizer
fossasia/open-event-attendee-android
May 2015 - May 2015
Open Event Attendee Android General App https://github.com/fossasia/open-event-android/blob/apk/open-event-dev-app-playStore-debug.apk
Role in this project:Mobile Developer (Android)
Mobile Developer (Android)Contributions:10 commits, 9 pushes, 1 branch in 12 days
Contributions summary:Rafał primarily contributed to the Android application, focusing on data handling, user interface improvements, and event details. They refactored code related to data parsing and database interaction. Additionally, they addressed issues with data visibility and fixed display issues related to speaker information and session start times. The user also added functionality to order events by start date.
androidapk
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