Antonis Stamatiou
Staff SRE On Data & ML Infrastructure
Athens, Attica, Greece
Summary
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Rockstar🎓
Top SchoolAntonis Stamatiou is a Staff SRE specializing in Data & ML infrastructure with 9 years of experience building resilient, cost‑optimized cloud platforms from Athens, Greece. He combines deep hands-on expertise in data warehousing, Big Data ecosystems and GitOps with production-grade automation—having led migrations from CircleCI/GitLab to GitHub Actions and driven SOC2-compliant release pipelines. Antonis maintains centralized monitoring and logging, manages on‑prem and Kubernetes CI/CD stacks, and architects self‑service automation via Argo Events to accelerate developer workflows. An active open-source contributor, he has improved front-end UX and build processes on the widely used Mattermost project, reflecting a pragmatic full‑stack mindset. He’s equally comfortable tuning AWS costs as scripting custom migration tools, bringing practical engineering craft to complex ML platform challenges.
9 years of coding experience
9 years of employment as a software developer
Msc, Electrical, Electronic and Communications Engineering Technology/Technician, Msc, Electrical, Electronic and Communications Engineering Technology/Technician at University of Patras
Github Skills (10)
go10
front-end-development10
react10
build-system9
docker8
golang8
dockers8
webapp8
mattermost7
git3
Programming languages (12)
Github contributions (5)
mattermost/mattermost
Jan 2023 - Mar 2025
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:184 reviews, 123 PRs, 144 pushes in 2 years 2 months
Contributions summary:Antonis primarily contributed to front-end and build-related aspects of the Mattermost platform. Their work included fixing UI elements, specifically regarding the "about" modal and cloud installations, and enhancing the display of version information. Additionally, the user made changes related to the build process, including migrating docker preview repo functionality and removing Windows builds from release packages. These commits suggest a focus on improving the user experience and streamlining the release process.
golangsecuredevelopment-lifecyclelifecyclereact-native
mattermost/actions
Mar 2023 - Nov 2024
Custom Github Actions
Contributions:12 reviews, 22 PRs, 49 pushes in 1 year 8 months
ci-cdshieldsiomattermostworkflowsreusable
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