Aleksandar Pejovic
First Level Support Team Leader at International Committee of the Red Cross - ICRC
Belgrade, Central Serbia, France
Summary
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RockstarAleksandar Pejovic is a First Level Support Team Leader based in Belgrade with nine years of IT support and team leadership experience, currently leading frontline ICT operations for the International Committee of the Red Cross. He progressed through hands-on service desk roles to leadership, consistently supporting multilingual environments and French-language help desk operations early in his career. Aleksandar combines practical user-facing support expertise with technical depth, demonstrated by contributions to the GraalVM open-source project where he fixed runtime initialization, JNI and platform-specific issues. That uncommon mix of enterprise support experience and low-level runtime contributions means he can translate developer-level complexity into reliable operational practices. He is outcome-focused, skilled at incident resolution and process improvement, and comfortable working at the intersection of support, engineering and open-source communities.
9 years of coding experience
Github Skills (9)
javas10
jna10
c-language10
cprogramming-language10
image10
java10
windows9
truffle9
build-system8
Programming languages (5)
Github contributions (5)
oracle/graal
Apr 2018 - Feb 2026
GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀
Role in this project:
Back-end Developer
Back-end DeveloperContributions:91 reviews, 5 PRs, 13 branches in 7 years 11 months
Contributions summary:Aleksandar contributed to the GraalVM project, focusing on improvements to the runtime environment and related libraries. Their work involved fixing initialization issues for components like Truffle libraries and serialization support, addressing performance bottlenecks with stack pointer modifications and also improving functionality around JNI. They implemented and refined features such as the ability to handle C++ and Windows specific configurations within the runtime environment.
graalvmjavaaotcompiler
pejovica/mx
Apr 2017 - Oct 2024
Contributions:10 pushes, 1 branch in 7 years 7 months
command-line-toolgraalcli
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