Nils Breunese
Guitarist at bol
Randstad, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolNils Breunese is a seasoned software engineer with a Master's in Computer Science (Game & Media Technology) and over a decade of professional experience building JVM-based systems since first coding in Java in 1999. He specializes in designing and operating resilient, observable cloud-native platforms and internal developer tooling—working extensively with Java, Kotlin, Spring Boot/Cloud, Kubernetes/GKE, OpenTelemetry, and Google Cloud services. At bol.com he helped shape the "paved road" JVM experience, driving best practices, training, and shared frameworks that accelerate teams while ensuring secure, monitored production services. An early Linux adopter and long-time Mac user, he’s an active open-source contributor who has fixed OpenJDK build issues in the widely used MacPorts ports tree, including arm64 and clang compatibility patches. Outside engineering he’s an experienced musician, playing in multiple bands and orchestras, bringing a collaborative, performance-minded approach to technical problems.
13 years of coding experience
16 years of employment as a software developer
Stedelijk Gymnasium LeidenMaster of Science (MS), Computer Science, Game and Media Technology, Master of Science (MS), Computer Science, Game and Media Technology at Utrecht University
Dutch, English, German, French, latijn
Stackoverflow
1,169reputation
154kreached
6answers
4questions
jenkins
top-5%
maven
top-5%
Github Skills (19)
macports10
java10
javas10
openjdk10
ports10
macos10
package-manager10
clangd10
clang10
maven9
jenkins9
command-line7
hosting6
spring-boot6
github6
Programming languages (23)
Github contributions (5)
macports/macports-ports
Nov 2016 - Jan 2023
The MacPorts ports tree
Role in this project:
Back-end Developer
Back-end DeveloperContributions:84 reviews, 1111 commits, 2299 PRs in 6 years 3 months
Contributions summary:Nils contributed to the MacPorts ports tree by addressing build issues and improving compatibility with different versions of clang and Java runtimes. Their work focused on patching OpenJDK builds to resolve compilation problems and updating existing patches to maintain compatibility. The contributions included adapting patches for various OpenJDK versions (11, 17, 21, 22, and 23) to ensure builds would succeed when using clang 16 and providing fixes for arm64 architecture.
macosxpackage-managermacports-portsportsmacports
breun/macports-ports
Dec 2016 - Sep 2017
Contributions:26 pushes, 52 branches in 8 months
portsmacosmacports-portsmacports
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