Stefano Nada
Lead Engineer at Circle
Italy
Summary
👤
Senior🎓
Top SchoolStefano Nada is a Lead Engineer with 12 years of full-stack experience building scalable web and non-web systems across Ruby on Rails, Node, Java and .NET. He currently leads Applied AI efforts—designing AI agents, workflows and copilots—after technical leadership roles including CTO at Shop Circle and senior engineering positions at Shopify, Ticketmaster and TripAdvisor. Stefano combines deep backend expertise (OAuth, payment systems, distributed matching, databases) with front-end and mobile experience, including Android OAuth work on the notable Jasonette project. He ships pragmatic, test-driven solutions and has repeatedly delivered PCI-compliant payment platforms, booking systems and reusable component libraries. Based in Italy, he sustains a prolific side-project habit—speedruns and hobby programming—while drawing creative inspiration from formal art training and ongoing acting explorations. This blend of engineering rigor and artistic curiosity helps him approach product and UX problems with uncommon empathy and creativity.
12 years of coding experience
13 years of employment as a software developer
Laurea triennale in Scienze e Tecnologie Informatiche, Scienze e Tecnologie Informatiche per la Società dell'Informazione - STISI, Laurea triennale in Scienze e Tecnologie Informatiche, Scienze e Tecnologie Informatiche per la Società dell'Informazione - STISI at Università degli Studi di Torino
Italian, English
Github Skills (6)
javas10
android-development10
oauth10
java10
application-security9
mobile-security9
Programming languages (6)
Github contributions (5)
Jasonette/JASONETTE-Android
Feb 2017 - Mar 2017
📡 Native App over HTTP, on Android
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:32 commits, 1 PR, 2 comments in 1 month
Contributions summary:Stefano primarily contributed to the development of OAuth 2.0 authentication flows within the Android application. Their commits demonstrate the implementation of core functionalities, including user authorization, access token retrieval, and token refreshing. The user also addressed OAuth 1.0 authentication and request handling. This involves code modifications to support user authentication via various providers.
native-appandroidandroid-appjavaapplication
uniiverse/milkyway
Feb 2019 - Jan 2020
Milkyway sketch project
Contributions:3 releases, 3 reviews, 202 commits in 11 months
milkywaysketch
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