Paweł Rozlach
Senior Software Engineer at GitLab
Frankfurt (Oder), Brandenburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolPaweł Rozlach is a Senior Software Engineer with 11 years of experience building and operating distributed systems, Kubernetes platforms and automation tooling, currently contributing at GitLab from Frankfurt (Oder). He blends deep hands‑on expertise in Golang and Python with infrastructure automation (Ansible, Terraform), cloud integrations (AWS) and service mesh/networking (Istio, Calico), having led core design and bootstrap work for D2iQ’s Kommander and Konvoy offerings. Paweł’s background spans SRE, platform and DevOps roles where he stabilized critical routing and secrets services, rearchitected CI/CD pipelines, and authored storage and IAM components for DC/OS. An active open-source contributor, he improved robustness in a native Go ZooKeeper client and added custom build and caching support to the well-known DC/OS project. He prefers roles focused on development over ops-heavy work and is open to positions in Germany, Poland or remote.
11 years of coding experience
16 years of employment as a software developer
master`s degree Electronics and Telecomunnications, master`s degree Electronics and Telecomunnications at AGH University of Krakow
Polish, English, German
Github Skills (17)
caching10
docker10
python10
user-authentication10
authentication10
zookeeper10
dockers10
go10
testing9
back-end-development9
lua9
concurrency9
grpc8
cicd8
containerization8
Programming languages (18)
Github contributions (5)
dcos/dcos
Aug 2016 - Mar 2020
DC/OS - The Datacenter Operating System
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:276 commits, 115 PRs, 894 comments in 3 years 7 months
Contributions summary:Paweł primarily focused on enhancing the functionality of the DC/OS (Datacenter Operating System) by adding support for custom builder containers, and improving caching mechanisms. This involved modifications to the build process, including Docker image creation and management, with enhancements to how services are defined. Additionally, the user addressed an issue related to handling authorization, and refactored code for more maintainability.
kernelvdiisolationpythondcos
samuel/go-zookeeper
Jun 2016 - Sep 2016
Native ZooKeeper client for Go. This project is no longer maintained. Please use https://github.com/go-zookeeper/zk instead.
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits, 2 PRs, 12 comments in 2 months
Contributions summary:Paweł focused on improving the reliability and robustness of the Go ZooKeeper client. They addressed issues related to authentication on reconnect by re-submitting credentials and fixed a race condition in the send loop. Additionally, the user added essential unit tests to ensure the correct behavior of authentication re-submission after reconnection. These changes indicate a focus on core client functionality.
golangzookeeper-clientzookeepergo
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