Simun Karacic
Senior Software Engineer at ICEO - Venture Builder
Croatia
Summary
🤩
Rockstar🎓
Top SchoolSimun Karacic is a Senior Software Engineer based in Croatia with a decade of experience building resilient back-end systems and instrumentation for JVM applications. He has a strong track record across startups and enterprise teams, most recently at Intel 471 and now at ICEO Venture Builder, and has worked broadly as a backend developer and freelance engineer. An active open-source contributor, he improved the Kamon observability project by modernizing caching with Caffeine, enhancing test robustness, and adding Elasticsearch REST client instrumentation. Trained originally in physics (MSc, University of Zagreb), Simun brings an analytical, measurement-driven approach to distributed systems and monitoring that helps turn complex runtime telemetry into actionable insights.
10 years of coding experience
8 years of employment as a software developer
Master's degree, Physics, Master's degree, Physics at University of Zagreb/Sveuciliste u Zagrebu
Github Skills (15)
distributed-tracing10
javas10
caffeine10
caching10
instrumentation10
java10
metric10
scala10
testing9
jvm9
amazon-elasticsearch9
aws-elasticsearch9
elasticsearch-api9
elasticsearchquery9
elasticsearch9
Programming languages (10)
Github contributions (5)
kamon-io/Kamon
Sep 2020 - Jul 2021
Distributed Tracing, Metrics and Context Propagation for applications running on the JVM
Role in this project:
Back-end Developer
Back-end DeveloperContributions:15 releases, 66 reviews, 203 commits in 10 months
Contributions summary:Simun primarily contributed to improving the Kamon project, which provides distributed tracing and metrics for JVM applications. The user replaced the expiringMap with Caffeine for caching, enhanced the test suite by incorporating exception assertions, and updated project dependencies to newer versions, including bumping the Kanela and Oshi-core versions. Additionally, the user implemented Elasticsearch REST client instrumentation to enhance the project's monitoring capabilities.
propagationcontext-propagationkamontracingotel
SimunKaracic/morale-officer
Apr 2020 - Jul 2022
Contributions:12 releases, 47 commits, 32 pushes in 2 years 2 months
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