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CI/CD, automation, reliability, and release engineering.

Incident Postmortems That Actually Prevent Repeat Failures

How to write postmortems that lead to real improvements, not just documentation theater. Includes a template and real examples.

Kiril urbonas

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••2 weeks ago

How We Cut Our Docker Image Size by 80% and Why It Matters

A real walkthrough of shrinking bloated Docker images from 1.2GB to 240MB using multi-stage builds, Alpine, and dependency auditing.

Kiril urbonas

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••2 weeks ago

Artifact Promotion Instead of Rebuilds: The Release Control Pattern That Stopped Drift

A practical artifact promotion guide for CI/CD teams that were tired of hearing 'it passed in staging' after production behaved differently because the release was rebuilt.

Kiril urbonas

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••0 months ago

Blue-Green Deployment Guardrails in Kubernetes: Lessons from a Failed Friday Rollout

A Kubernetes blue-green deployment guide built around a real rollout failure, showing the guardrails that matter when traffic shifting, health checks, and rollback timing all interact.

Kiril urbonas

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••last month

GitHub Actions Monorepo CI: How We Cut Build Times Without Breaking Main

A practical GitHub Actions monorepo CI guide built around a real scaling problem: long queues, noisy failures, and developers waiting 40 minutes for feedback.

Kiril urbonas

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••last month

What We Learned Running Weekly Game Days on Our CI/CD Pipeline

Practical game day scenarios for CI/CD: broken rollbacks, permission issues, and slow feedback loops—and how we fixed them.

Kiril urbonas

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••last month

End-of-Week Engineering: Why Smart Tech Teams Don’t Ship Major Changes on Friday

A practical risk-management framework for release timing, Friday deployment policies, progressive delivery, and how elite teams protect reliability and people.

Kiril Urbonas

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••last month

SRE Error Budgets in Practice: Shipping Fast Without Burning Reliability

A practical way to define SLOs and error budgets, connect them to release decisions, and avoid reliability debates without data.

Kiril Urbonas

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••last month

GitHub Actions for Monorepos: Fast CI Without Pipeline Chaos

A practical pattern for monorepo CI with path filters, matrix builds, caching, and deployment guards that keep feedback fast as teams scale.

Kiril Urbonas

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••last month

Azure DevOps Best Practices in 2026: Build Pipelines You Can Trust

A production-focused guide to Azure DevOps: standardized YAML templates, secure service connections, rollout safety, and measurable delivery reliability.

Kiril Urbonas

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••last month

What We Learned Running Weekly Game Days on Our CI/CD Pipeline

Practical game day scenarios for CI/CD: broken rollbacks, permission issues, and slow feedback loops—and how we fixed them.

Kiril urbonas

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••last month

Operational Checklist: SLO-Based Monitoring for APIs

SLO-Based Monitoring for APIs. Practical guidance for reliable, scalable platform operations.

Kiril Urbonas

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