Johan Vos
Co Founder And CTO, Cloud Products at Devoxx
Leuven, Flemish Brabant, Belgium
Summary
🤩
Rockstar🎓
Top SchoolJohan Vos is a Java Champion, entrepreneur and engineer who co-founded Gluon and serves as CTO for its cloud products, driving tools and libraries that bring Java to mobile, embedded and cloud environments. With over two decades of experience spanning embedded ports (including Linux/SPARC), JavaFX leadership as OpenJFX co-lead and OpenJDK Mobile project lead, he blends deep platform-level expertise with product and cloud integration. He is the author of "Quantum Computing for Java Developers" and has applied Java to data science and deep learning samples, showing a rare cross-over between systems, UI frameworks and AI. Johan’s background includes founding and leading multiple companies, directing new technologies at ACUNIA, and active stewardship in the Java open-source community, making him as comfortable fixing native build issues as shaping developer-facing product strategy.
13 years of coding experience
18 years of employment as a software developer
msc mining engineer, msc mining engineer at KU LeuvenPhD applied physics, PhD applied physics at Delft University of Technology
English, Dutch
Stackoverflow
86reputation
4kreached
4answers
0questions
Github Skills (18)
caching10
javafx10
java10
javas10
deep-learning10
macos9
rest-api8
cross-platform8
performance-optimization8
build-system8
multiplatform8
mobile-development7
heroku7
machine-learning7
raspberry-pi6
Programming languages (12)
Github contributions (5)
gluonhq/gluon-samples
Feb 2018 - Sep 2021
Gluon sample projects
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:37 reviews, 59 commits, 6 PRs in 3 years 7 months
Contributions summary:Johan contributed significantly to the development of a deep learning sample application, integrating a linear classifier model. They implemented the training view, including model configuration, data loading, and evaluation. They also added code for a Heroku-based server for a message of the day application, and added code for the client. The user also refactored parts of the code to correct image classifications.
gluonsample-projects
javafxports/openjdk-jfx
Mar 2018 - Aug 2019
The openjfx repo has moved to:
Role in this project:Back-end Developer
Back-end DeveloperContributions:25 commits, 46 PRs, 29 pushes in 1 year 5 months
Contributions summary:Johan primarily focused on enhancing the JavaFX framework by addressing various build and caching issues. They implemented native library loading improvements, including caching mechanisms for performance optimization, and corrected build configurations for standalone modules. Moreover, the user also contributed to improving the framework's stability by resolving issues related to Monocle, IOS build processes, and the platform startup process, indicating a comprehensive approach to improving the framework's core functionalities and cross-platform compatibility. Additionally, several changes involved ensuring correct behavior on Mac OS.
openjfxjavafxopenjdkjavagwt
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