Jarosław Mróz
Senior Backend Software Engineer at Surfshark
Warsaw, Masovian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolJarosław Mróz is a Senior Backend Software Engineer with 10 years of experience building high-performance networked systems and control planes using Go, C, and Kubernetes. He has shipped production data- and control-plane features for major products like F5 BIG‑IP and Kong Gateway, and contributed fixes and CI/CD improvements to the well-known Kong Kubernetes Ingress Controller. His work spans backend development and DevOps—designing CI/CD pipelines, admission webhook configs, and Kubernetes deployments—to ensure reliable delivery and observable systems. Comfortable in both startup and enterprise settings, he pairs low-level protocol and kernel experience with practical cloud-native operations. An interesting detail: he’s contributed to weighted load-balancing fixes and supply-chain tooling, showing a focus on correctness and secure, test-driven delivery.
10 years of coding experience
15 years of employment as a software developer
Computer Science, Computer Science at Polish-Japanese Academy of Information TechnologyLicencjat / Bachelor Computer Science, Licencjat / Bachelor Computer Science at Jagiellonian University
Github Skills (12)
ingress10
ingress-controller10
kubernetes10
go10
cicd10
kubernetes-pods10
testing10
dockers9
githubaction-workflow9
github-ci9
docker9
api8
Programming languages (10)
Github contributions (5)
Kong/kubernetes-ingress-controller
Jun 2022 - Oct 2022
:gorilla: Kong for Kubernetes: The official Ingress Controller for Kubernetes.
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:147 reviews, 54 commits, 40 PRs in 5 months
Contributions summary:Jarosław contributed to fixing weighted load balancing in the Kubernetes Ingress Controller by properly testing its functionality. They implemented changes to admission webhook configuration, updating its failure policy. Additionally, the user worked on the CI/CD pipeline, integrating Red Hat Scan registry release pipelines and addressing environment variable checks. These commits highlight a focus on testing, configuration management, and improving the CI/CD processes.
golangcontrollercrdsingress-controllerapis
j-mroz/algo_practice
Mar 2017 - Sep 2021
Contributions:22 pushes, 1 branch in 4 years 6 months
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