Vlastimil Zeman
DevSecOps And Cloud Consultant at Zeman Limited
England, United Kingdom
Summary
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Rockstar🎓
Top SchoolVlastimil Zeman is a DevSecOps and Cloud consultant with nine years of focused cloud and security engineering experience, currently operating as an independent contractor on contracts outside IR35. He designs governance and IaC-driven policies at scale—recently restructuring AWS Organizations and Service Control Policies for a UK government department spanning 70+ accounts—and automates end-to-end CI/CD pipelines so every branch can be deployed and validated in production-like environments. Vlastimil has delivered high-impact migrations (VM/MySQL to AWS Fargate/Aurora Serverless with ~95% cost savings), prototyped DevSecOps automation using Cloud Custodian, and brings deep networking/security expertise across Check Point, Cisco, VPN/IPSec and routing. He codes in Go, Python and Bash, contributes test automation to notable open-source tooling like hadolint, and blends hands-on engineering with mentoring and clear, accurate planning and estimation.
9 years of coding experience
9 years of employment as a software developer
Bc., Applied Informatics, Bc., Applied Informatics at Masarykova univerzita Fakulta informatikyMSc., Business and Informatics, MSc., Business and Informatics at The Nottingham Trent University
English, Czech, Slovak
Stackoverflow
21reputation
3kreached
1answer
0questions
Github Skills (12)
haskell10
dockerfile10
test-automation10
testing10
dockers9
pip9
docker9
npm8
apt-get7
static-analysis6
docker-compose6
makefile4
Programming languages (17)
Github contributions (5)
hadolint/hadolint
Oct 2019 - Jan 2021
Dockerfile linter, validate inline bash, written in Haskell
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:38 releases, 6 reviews, 34 commits in 1 year 3 months
Contributions summary:Vlastimil focused on enhancing the testing suite for the hadolint project. They added new tests to cover arguments for pip installations, including various flags and edge cases. They also added tests related to the apt-get and npm package managers, specifically checking version pinning for different installation scenarios. This work contributed to improved test coverage and the robustness of the linter's ability to handle Dockerfile instructions.
dockerfilelinterdockerfile-linterhaskelldocker
zemanlx/remark-lint
Aug 2019 - Jan 2023
Docker image for remark-lint markdown code style linter
Contributions:14 releases, 37 commits, 44 PRs in 3 years 4 months
code-stylelinterlintdocker-imagestyle-linter
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