Magnus Bursie

Stockholm, Sweden

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Summary

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Magnus Bursie is a Senior Java Developer with over 14 years building high-performance server-side systems, currently contributing to Fortnox’s core platform after a long tenure at Oracle working on OpenJDK build infrastructure. He began his career as a core developer on the JRockit JVM, gaining deep expertise in performance, low-level algorithms and hardware-specific tuning. At Oracle he improved Java build systems and JIT-related code, focusing on developer tooling and cross-platform build efficiency for OpenJDK. A pragmatic generalist, Magnus excels at stepping into unfamiliar, technically challenging domains and delivering robust tooling and performance improvements. He pairs strong engineering chops in C, Java and systems administration with formal training in HCI and a BA in philosophy, giving him a keen interest in how people interact with technology. Outside work he maintains hobby projects on GitHub while contributing to widely used projects like OpenJDK.

14 years of coding experience

M.Sc., M.Sc. at KTH Royal Institute of Technology

B.A., B.A. at Stockholm University

Swedish, English, German

Stackoverflow

Stats

131reputation

19kreached

2answers

0questions

Github Skills (14)

javas10

debug10

build-system10

java10

clangd9

gcc9

clang9

code-optimization8

javadoc8

cprogramming-language7

testing7

c-language7

command-line-arguments6

visual-studio-code6

Programming languages (24)

PowerShellMDXJavaC++BikeshedRustCCMake

Github contributions (5)

openjdk/jdk

Dec 2022 - Dec 2022

JDK main-line development https://openjdk.org/projects/jdk

Role in this project:

Back-end Developer

Contributions:1247 reviews, 4 commits, 279 PRs in 1 day

Contributions summary:Magnus's contributions primarily involved modifying Java code related to the OpenJDK, specifically focusing on build system improvements and bug fixes. This included removing obsolete variables, fixing typos, and addressing issues related to the compilation process and integration with the Javadoc tool. The user also worked on improving the handling of code related to the JIT (Just-In-Time) compiler, specifically improving its efficiency and correctness. The user’s contributions are primarily focused on improving the build process and efficiency of OpenJDK.

openjdkjavajvmjdk

magicus/Data-Storage

Dec 2021 - Aug 2023

A static data reference repository for Wynncraft related stuff

Contributions:69 pushes, 57 branches in 1 year 8 months

minecraftreference-datawynncraftstatic-datacraftcms

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