Willem Glerum
Principal Software Engineer at Lunatech
Delft, South Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolWillem Glerum is a Principal Software Engineer with 11 years of experience building cloud-native, automated systems and web applications across Java and Scala ecosystems. At Lunatech he architects and implements scalable infrastructures for IoT and enterprise apps using Quarkus, Play Framework, Kubernetes/DCOS and multi-cloud platforms (AWS, Azure, GCP), while championing automation and operational quality. He contributes to the popular Quarkus open-source project, improving reactive datasource support and RESTEasy Reactive integrations for databases like MSSQL, DB2 and MySQL. Trained with a MSc in Software Engineering from the University of Amsterdam and a CS background from TU Delft, he blends strong academic foundations with pragmatic production experience. Colleagues know him for turning complex integration challenges into reliable, repeatable delivery pipelines.
11 years of coding experience
Master of Science - MSc, Software Engineering, Master of Science - MSc, Software Engineering at University of AmsterdamVWO, Secondary School, VWO, Secondary School at Het Goese LyceumBachelor of Science - BSc, Computer Science, Bachelor of Science - BSc, Computer Science at Delft University of Technology
Dutch, English
Stackoverflow
11reputation
2kreached
0answers
1question
Github Skills (18)
databases10
java10
javas10
quarkus10
rest-api10
reactive-programming10
data-integration10
sql-database10
mysql9
db29
mssql9
cloud-native9
xml9
kubernetes-pods8
kubernetes8
Programming languages (17)
Github contributions (5)
quarkusio/quarkus
Jun 2020 - May 2022
Quarkus: Supersonic Subatomic Java.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 7 commits, 8 PRs in 1 year 11 months
Contributions summary:Willem primarily contributed to enhancing reactive datasource support within the Quarkus framework, focusing on integrating features for various database clients like MSSQL, DB2, and MySQL. Their work involved enabling development services for reactive datasources, and registering and configuring service bindings. Furthermore, the user modified the project to register media types for RESTEasy Reactive with JAXB and updated properties related to CORS configurations. This suggests a focus on improving database integration and API capabilities within the Quarkus ecosystem.
kubernetesquarkusjavareactivecloud-native
wjglerum/quarkus
May 2022 - Feb 2025
Quarkus: Supersonic Subatomic Java.
Contributions:30 PRs, 17 pushes, 6 branches in 2 years 9 months
javaquarkus
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