Jari Maijenburg
The Hague, South Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolJari Maijenburg is a pragmatic freelance software engineer and systems architect with 11 years of experience building cloud-native platforms and healthcare interoperability solutions. He currently architects a Kubernetes private cloud for the Dutch government at SSC-ICT while designing FHIR infrastructure for Sensorium, and has a track record scaling the Netherlands’ largest PGO as Formelio’s CTO. Language- and technology-agnostic, he chooses Go, Rust, Java or Python based on fit and has hands-on expertise across Kubernetes, GitOps, Rancher and FHIR. An active contributor to the HAPI FHIR project, he focuses on stabilizing server-side behavior and improving search/GraphQL handling—showing a practical eye for reliability in clinical systems. Based in The Hague, he’s open to remote freelance contracts across Europe and combines engineering leadership with deep operational experience.
11 years of coding experience
9 years of employment as a software developer
VWO, Natuur en Techniek, VWO, Natuur en Techniek at Da Vinci CollegeBachelor of Science (BSc), Computer Science, Bachelor of Science (BSc), Computer Science at University of Amsterdam
Dutch, English
Stackoverflow
1reputation
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Github Skills (13)
smart-on-fhir10
javas10
hapi-fhir10
hl7-fhir10
java10
api-design9
restful-api9
testing9
rest-api9
api-rest9
graphql8
wpgraphql8
wordpress-graphql8
Programming languages (10)
Github contributions (5)
hapifhir/hapi-fhir
Feb 2021 - Sep 2021
🔥 HAPI FHIR - Java API for HL7 FHIR Clients and Servers
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 5 commits, 7 PRs in 7 months
Contributions summary:Jari primarily contributed to bug fixes and improvements within the HAPI FHIR Java API. Their work involved addressing issues related to resource search parameters, GraphQL token parameter matching, and null pointer exceptions in data processing. The user also made changes to the server-side code, specifically modifying exception handling and adding features related to FHIR operations. These contributions demonstrate a focus on enhancing the stability, functionality, and API performance of the HAPI FHIR project.
hl7-fhirapihapihl7apps
jarimayenburg/dwm
Jun 2020 - Jun 2024
Contributions:17 pushes, 1 branch in 4 years
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