Bronek Kozicki
London, England, United Kingdom
Summary
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RockstarBronek Kozicki is an experienced C++ engineer based in London with over 25 years of hands-on programming experience and 13 years of professional experience recorded on his profile. He is an active member of the C++ standardisation community (ISO/IEC JTC1/SC22/WG21) and ACCU, bringing deep expertise in modern C++ techniques such as compile-time heterogeneous containers (e.g., juno::map) and static polymorphism. His background includes more than a decade on the front desk of financial institutions, including eight years in FX market making, giving him strong domain knowledge of low-latency, high-reliability systems. Bronek emphasizes code simplicity, testability, robustness and runtime performance, and prefers pragmatic tooling like Linux, modern compilers, git, CI and automated testing while eschewing UML and excess. He has contributed to notable open-source infrastructure work such as enhancing Yelp’s Paasta platform to support GPU-enabled Spark jobs and richer metadata exposure, demonstrating both systems-level and DevOps fluency.
13 years of coding experience
Stackoverflow
176reputation
70kreached
4answers
0questions
Github Skills (15)
kubernetes10
docker10
paas10
python10
dockers10
kubernetes-pods10
cicd9
spark9
infrastructure9
api8
apidoc8
git6
inline-functions6
cross-platform6
ipc6
Programming languages (13)
Github contributions (5)
Yelp/paasta
Apr 2019 - Jan 2020
An open, distributed platform as a service
Role in this project:
DevOps Engineer
DevOps EngineerContributions:71 commits, 41 PRs, 64 pushes in 9 months
Contributions summary:Bronek primarily focused on improving the `paasta` platform by adding new features and improving existing ones related to running spark jobs on the platform. They implemented a `--nvidia` command-line option for spark-run, enabling the use of NVIDIA runtime for the Spark driver. Furthermore, the user extended the Paasta API to include Flink metadata and exposed the config SHA from metadata in the status command, showing they understand and are involved in the underlying infrastructure and platform-related improvements. They also made many release-related changes.
mesosdockerplatform-as-a-servicedistributed-systemsmicroservices
Bronek/rippled
Sep 2023 - Apr 2025
Decentralized cryptocurrency blockchain daemon implementing the XRP Ledger protocol in C++
Contributions:3 PRs, 645 pushes, 70 branches in 1 year 6 months
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