Gvozden Nešković
IT Solution Architect at Epic Games
Frankfurt, Hesse, Germany
Summary
👤
Senior🎓
Top SchoolGvozden Nešković is an IT Solution Architect and principal HPC/ML performance engineer with 13 years of experience delivering high-performance storage and compute solutions across research and industry. Based in Frankfurt, he blends deep academic expertise (PhD-level research on distributed reliable storage and parallel file systems) with hands-on production work at Epic Games, optimizing systems for real-world workloads. His open-source contributions include SIMD-accelerated RAIDZ algorithms for OpenZFS and build/release engineering for the ALICE software stack, highlighting a rare combination of low-level x86 optimization and DevOps-driven packaging. Colleagues rely on him to translate clever research into robust, benchmarked implementations that improve throughput and reliability at scale.
13 years of coding experience
6 years of employment as a software developer
M.Sc., Computer Science, 9.5/10, M.Sc., Computer Science, 9.5/10 at Univerzitet u Novom SaduDoctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at Goethe University
Stackoverflow
164reputation
8kreached
3answers
0questions
Github Skills (22)
dependency-management10
filesystem10
openzfs10
system-programming10
packaging10
alice10
bash10
cmake10
c1110
c1710
exp10
performance-optimization10
build-automation10
cicd9
linux9
Programming languages (7)
Github contributions (5)
alisw/alidist
Feb 2019 - Sep 2022
Recipes to build ALICE software
Role in this project:
DevOps Engineer & Build/Release Engineer
DevOps Engineer & Build/Release EngineerContributions:8 reviews, 82 commits, 71 PRs in 3 years 7 months
Contributions summary:Gvozden primarily contributed to the build and packaging infrastructure for the ALICE software. Their work includes creating and modifying shell scripts (`.sh` files) to define recipes for building and installing software packages within the `alidist` repository. The user has made various updates to package definitions, bumping versions, and managing dependencies. They also implemented conditional build steps based on the environment (Jenkins) and added build configurations.
physicsrecipescernalicealice-experiment
openzfs/zfs
Feb 2016 - Aug 2017
OpenZFS on Linux and FreeBSD
Role in this project:Back-end Developer
Back-end DeveloperContributions:42 commits, 39 PRs, 305 comments in 1 year 6 months
Contributions summary:Gvozden's primary contributions revolve around enhancing the ZFS file system's performance, specifically focusing on x86 architecture optimization. They introduced support for vectorized algorithms on x86 processors, including SSE and AVX2 instruction sets. The user implemented SIMD implementations for RAIDZ routines, benchmarked different implementations, and integrated the test suite. They also made several improvements to error handling, memory management, and code structure.
openzfstarballlinuxfreebsdsystem-software
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