GitOps, hardened pipelines and platform engineering done right.
DevOps stopped being about scripts long ago — it is about building a platform other engineers can ship on safely and fast. I design and operate exactly that in production at Deutsche Telekom: GitOps delivery, pipelines hardened against supply-chain attacks, and isolation strong enough for untrusted workloads.
Articles in this hub
7 articles
Build a Tiny Linux Container without Docker in 2026
A hands-on 2026 walkthrough for building a tiny isolated Linux container with overlayFS, cgroups, namespaces, pivot_root, and kernel primitives instead of Docker.
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microVMs Explained: Firecracker vs gVisor for Secure Workloads in 2026
A practical 2026 comparison of Firecracker microVMs and gVisor for secure workload isolation: how each sandbox works, the security and performance trade-offs, and when to choose KVM-based VMs over a userspace kernel.
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Production-Grade Playwright Web Scraping on Kubernetes with Bright Data (2026)
The hard part is not writing the scraper. It is making it run reliably in production. A step-by-step guide using Playwright, Bright Data Browser API, and Kubernetes Jobs and CronJobs.
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I Became a Google Cloud Ambassador — Infrastructure: Here Is What It Actually Takes in 2026
A candid look at what it means to become a Google Cloud Ambassador — Infrastructure in 2026: the real criteria, the community work, and what production GCP experience actually looks like at this level.
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Kafka vs Pub/Sub in 2026: When Managed Messaging Saves a Fintech Launch
A 2026 fintech messaging case study: how a Kafka backlog, broker disk pressure, and rebalance storm broke checkout, and why Google Cloud Pub/Sub moved the payment flow out of the danger zone.
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Secure GitLab CI/CD in 2026: A Practical Hardening Playbook
A practical 2026 GitLab hardening playbook for protecting source code, secrets, runners, containers, artifacts, and CI/CD infrastructure from real-world attack paths.
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GitOps with Argo CD: Automated Kubernetes Deployments in 2026
A practical look at GitOps, Argo CD, and Kubernetes deployment automation: push vs pull models, kubectl, Kustomize, Helm, ApplicationSets, and a cleaner delivery workflow.
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Building a platform or hardening delivery?
From GitOps and Argo CD to CI/CD hardening and Kubernetes, I help teams ship faster without trading away security.
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