Lukasz Zajaczkowski
Software Engineer at Plural
Zgierz, Łódź Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolLukasz Zajaczkowski is a seasoned software engineer with 10 years of experience building cloud-native and backend systems, currently working at Plural after several years as a cloud engineer at Kubermatic. He brings deep hands-on expertise in Kubernetes, OpenStack, Java and Go, and has contributed to prominent open-source projects like external-dns and Kubermatic where he migrated providers to modern Go clients and added robust testing and role-management features. His background spans embedded and systems work in C/C++ through higher-level services in Java, Python and Golang, reflecting a rare full-stack infrastructure fluency. He has managed teams and led platform-focused engineering efforts, combining architecture thinking with day-to-day coding and maintenance. Based in Zgierz, Poland, he pairs an MSc in Electronics and postgraduate studies in Mobile Technics with a practical focus on reliable, testable cloud infrastructure. Colleagues value his blend of code-quality discipline, dependency management, and pragmatic problem-solving across large distributed systems.
10 years of coding experience
15 years of employment as a software developer
Master of science, Electronics and programming, Master of science, Electronics and programming at Technical University of Lodz
Github Skills (16)
kubernetes10
go10
api10
apidoc10
api-design10
kubernetes-pods10
external-dns10
testing9
backend9
dns9
rest-api8
system8
api-rest8
architecture8
restful-api8
Programming languages (14)
Github contributions (5)
kubermatic/kubermatic
Nov 2018 - Jun 2022
Kubermatic Kubernetes Platform - the Central Kubernetes Management Platform For Any Infrastructure
Role in this project:
Back-end Developer & System Architect
Back-end Developer & System ArchitectContributions:133 reviews, 515 commits, 244 PRs in 3 years 8 months
Contributions summary:Lukasz's contributions focus on modifying and improving Kubernetes-related features. They implemented functionalities such as allowing users to get global settings for non-admin users, adding e2e tests for global settings, removing prefixes for roles and bindings, and adding new endpoints for role names. The user's work also involved refactoring code related to roles and bindings, indicating a strong understanding of the Kubernetes platform and its internals.
kubermatic-kubernetes-platformkubermaticcluster-apiinfrastructurek8s
kubernetes-sigs/external-dns
Aug 2022 - Sep 2022
Configure external DNS servers (AWS Route53, Google CloudDNS and others) for Kubernetes Ingresses and Services
Role in this project:Backend Developer
Backend DeveloperContributions:4 reviews, 12 commits, 6 comments in 1 month
Contributions summary:Lukasz's primary contribution was migrating the project to use a GO plural client, indicating a focus on backend infrastructure and API interactions. They added unit tests specifically for the plural provider, demonstrating a commitment to code quality and testing practices within the provider's functionalities. Additionally, the user addressed conflicts and updated dependencies, suggesting a role in maintaining the project's codebase and its integration with external libraries. The user also incorporated error handling for BaseUrl.
gcproute53dnsexternal-dnsk8s-sig-network
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