Abstract 15 years after DevOpsDays Ghent 2009, DevOps has transformed from a cultural movement to the main, measurable engineering discipline that creates a significant gap between top performers and the rest of the industry. The 2025 survey is a technical reference that is not only complete but also production-validated, thus it stands as the most reliable source of the exact realizations of the patterns that are practiced by the organizations that have multiple deployments per hour and have customer impact rates below 0.01 % most of the time. The seven technical pillars of modern DevOps in 2025 constitute the conceptual opening of the paper: trunk-based development, comprehensive CI/CD (GitHub Actions 42 %, Jenkins 35 %, GitLab 28 %), immutable Infrastructure as Code, universal GitOps (ArgoCD/Flux), OpenTelemetry + eBPF observability, automated security with mandatory SBOMs, and self-service platform engineering portals that substantially shorten the time required for the new employees to get familiar with the company – by 70–80 %. The main work is the in-depth, metrics-backed treatment of progressive delivery at planetary scale. It explains feature flag taxonomies with TTLs and automated debt prevention as production-grade concepts that are extensively used by Shopify, Canva, and Nubank; fully automated canary promotion flows (Netflix Keiko, Flagger, Argo Rollouts) that promote in 4–18 minutes and have rollback rates under 0.3 %; advanced A/B testing strategies such as CUPED, sequential testing, multi-armed bandits, and geo-cluster randomization which are the practices of Meta, Booking.com, and Cloudflare; and the ultimate 2025 Risk vs Speed quadrant that maps every deployment strategy from Big Bang to Meta Ring Deployment. Moreover, the paper is supplemented by actual 2024–2025 case studies together with precise metrics from Netflix (~25 000 canaries/day), Meta (~100 000 daily deployments), Shopify (>200 000 deploys/month), Nubank (commit-to-flag < 9 min), Cloudflare (global edge canary in < 4 min), Canva (zero customer incidents 2024–2025), GitLab.com, Intuit TurboTax, Adidas, and the U.S. Department of Defense Platform One. All diagrams are based on Mermaid tested, and have perfect render in both digital and print. The expanded conclusion is the forecast of the 2025–2028 horizon: AI-generated pipelines, GitOps for databases and ML models, carbon-aware runners, and zero-touch progressive delivery CRDs. This survey is a result of 25 high-impact references and direct production evidence and is a technical blueprint that is authoritative and serves as a guide for achieving elite DevOps performance in the coming ‍‌decade. Keywords DevOps, CI/CD, Jenkins, GitLab, GitHub Actions, Infrastructure as Code, Observability, Platform Engineering, GitOps, DevSecOps