Philipp Naderer-puiu is a Vienna-based software engineer with 17 years’ experience building full-stack web applications, currently focusing on frontend and accessibility at ORF.at. He co-founded the cooperative Die HausWirtschaft to create urban workspaces and actively drives open source and open data initiatives such as StadtKatalog.org, Seestadt.bot, and SharedMobility.ai. Technically versatile, he’s contributed backend improvements to RingoJS—implementing robust date handling and period overlap logic on the JVM—while maintaining a strong frontend accessibility focus. Trained with an MS in Software Engineering and a BS in Media Informatics from TU Wien, he blends visual-computing sensibilities with production-grade engineering. Colleagues know him for shipping practical, user-centered solutions and for turning civic data into reusable developer tools.
RingoJS is a JavaScript platform built on the JVM and optimized for server-side applications.
Role in this project:
Back-end Developer
Contributions:18 releases, 12 reviews, 518 commits in 12 years 3 months
Contributions summary:Philipp primarily contributed to the development of a date library for the RingoJS platform. Their work included implementing date formatting, leap year determination, and date comparison functionalities using Java's GregorianCalendar. They also added the ability to perform date arithmetic and implemented a method to check if two periods are overlapping, enhancing the library's utility.
Contributions:5 releases, 15 commits, 8 pushes in 2 years 10 months
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