CDN (CloudFront/Cloudflare/Fastly) disipline — cache key composition (URL + Vary + cookie/query whitelist), TTL strategy (s-maxage CDN + max-age browser + stale-while-revalidate + stale-if-error), origin shield, purge (single/wildcard/tag/all), signed URL (CloudFront/Cloudflare/Fastly token), image optimization (AVIF/WebP edge transform), HLS/DASH streaming, multi-CDN failover (DNS health check + RUM routing), edge compute (Workers/Lambda@Edge/Compute@Edge), TLS termination Full(strict), WAF + DDoS, RUM, cost tracking.
EnglishDigitalOcean Kubernetes (DOKS) disipline — cluster provisioning (HA control plane, VPC, surge upgrade, maintenance window), node pool design (auto-scale, multi-pool, label/taint, dedicated vs shared CPU), networking (DO Load Balancer annotation, Cilium NetworkPolicy, proxy protocol), storage (DO Block Storage RWO, Spaces RWX), security (PAT scope, kubeconfig rotation, audit log), observability (DO Monitoring + Prometheus), cost (LB bandwidth, block storage, egress), backup (Velero + Spaces), CI/CD (doctl + DOCR), DR drill, K8s sürüm yönetimi.
EnglishLifecycle'ın "A"sı — INVEST user story, acceptance criteria (Gherkin Given/When/Then), assumption tracking, NFR (latency/availability/scale), non-goal tanımı, risk + open question. Kod öncesi disipline.
EnglishEpic-level multi-agent ekip orkestrasyonu — vertical slice + dependency graph + critical path + parallel agent assignment + cross-team blocker mediation + weekly burndown. ≥ 2 sprint / ≥ 13 point feature için.
EnglishFull-stack mimari review — frontend, BFF/API, DB, cache, queue, realtime, ingress, deployment topolojisi.
EnglishGitOps platform review — ArgoCD / Flux / Argo Rollouts. App-of-apps, sync policy, sealed-secrets, progressive delivery (canary/blue-green), drift, RBAC. K8s'in deploy katmanı disiplini.
EnglishTerraform / Pulumi / CloudFormation review — state management, module contract, plan output, drift detection, security scan (tfsec/checkov/OPA), cost diff (Infracost). Plan ≠ apply disiplini.
EnglishNode.js (Express/Fastify) backend review — async, validation, memory, security, observability.
EnglishPerformance budget tanımı + CI enforcement. Web Vitals (LCP/INP/CLS), JS/CSS bundle size, API p95/p99 latency, DB query, memory/CPU, cost budget. PR-time gate (size-limit, Lighthouse CI, k6 threshold). RUM authoritative (CrUX/Datadog/SpeedCurve). Regression detection trend-based.
English[QA Process · ISO 25010 + ISTQB CTFL v4.0] Test Strategy document creation — defines scope, risk appetite, test approach, coverage goals, and tool selection for the project. Run before qa-plan.
EnglishReact + Vite frontend review/debug — re-render, state, a11y, bundle, HMR, env, prod build.
EnglishSemVer 2.0.0 disipline — public surface tanımı (lib/REST/gRPC/event/DB/CLI), breaking change taxonomy, bump decision tree, pre-release tags (alpha/beta/rc), multi-version support policy, deprecation workflow (T-90/T-30/T-7/T-0 + RFC 8594 Sunset + RFC 9745 Deprecation header), monorepo strategy (independent vs fixed vs CalVer), tooling (semantic-release/changesets/release-please/goreleaser), CI breaking detect (openapi-diff/buf).
EnglishBackstage/Port/Cortex Internal Developer Platform (IDP) — service catalog ownership + lifecycle + tier + scorecard + tech radar + self-service template + API discovery + dependency graph. "Sahipsiz servis orphan" disipline.
EnglishDomain-Driven Design — bounded context + ubiquitous language + context map + aggregate + entity + value object + domain event + event storming. Mikroservis boundary; multi-team büyük domain.
LatinDockerfile, image, container ve compose sorunlarını teşhis etme — boyut, layer cache, runtime crash, healthcheck, network, mount.
TagalogGo backend (net/http / gRPC / chi / gin / cobra) review — concurrency, error, interface, perf, test.
LatinPod CrashLoop, ImagePull, Pending, OOMKilled, probe fail, service trafik gitmeme gibi K8s sorunlarını sistemli teşhis.
TurkishBlameless postmortem + RCA disiplini — timeline, 5-why kök neden, contributing factor, action item (sahip+tarih), follow-through tracking. Incident sonrası kişisel suçlama yok, sistemik sebep.
TagalogPython backend (FastAPI / Django / DRF / Celery / Channels) review — async hijyeni, type, ORM, güvenlik, test.
DutchIncludes Cdn Engineering, Digitalocean Doks, Discovery Requirements, and other workflows.
Supported by the Atlas install prompt. Skill-specific requirements vary.
Pack stats
What’s included
Cdn Engineering
CDN (CloudFront/Cloudflare/Fastly) disipline — cache key composition (URL + Vary + cookie/query whitelist), TTL strategy (s-maxage CDN + max-age browser + stale-while-revalidate + stale-if-error), origin shield, purge (single/wildcard/tag/all), signed URL (CloudFront/Cloudflare/Fastly token), image optimization (AVIF/WebP edge transform), HLS/DASH streaming, multi-CDN failover (DNS health check + RUM routing), edge compute (Workers/Lambda@Edge/Compute@Edge), TLS termination Full(strict), WAF + DDoS, RUM, cost tracking.
Digitalocean Doks
DigitalOcean Kubernetes (DOKS) disipline — cluster provisioning (HA control plane, VPC, surge upgrade, maintenance window), node pool design (auto-scale, multi-pool, label/taint, dedicated vs shared CPU), networking (DO Load Balancer annotation, Cilium NetworkPolicy, proxy protocol), storage (DO Block Storage RWO, Spaces RWX), security (PAT scope, kubeconfig rotation, audit log), observability (DO Monitoring + Prometheus), cost (LB bandwidth, block storage, egress), backup (Velero + Spaces), CI/CD (doctl + DOCR), DR drill, K8s sürüm yönetimi.
Discovery Requirements
Lifecycle'ın "A"sı — INVEST user story, acceptance criteria (Gherkin Given/When/Then), assumption tracking, NFR (latency/availability/scale), non-goal tanımı, risk + open question. Kod öncesi disipline.
Epic Orchestration
Epic-level multi-agent ekip orkestrasyonu — vertical slice + dependency graph + critical path + parallel agent assignment + cross-team blocker mediation + weekly burndown. ≥ 2 sprint / ≥ 13 point feature için.
Fullstack Architecture Review
Full-stack mimari review — frontend, BFF/API, DB, cache, queue, realtime, ingress, deployment topolojisi.
Gitops Review
GitOps platform review — ArgoCD / Flux / Argo Rollouts. App-of-apps, sync policy, sealed-secrets, progressive delivery (canary/blue-green), drift, RBAC. K8s'in deploy katmanı disiplini.
Iac Review
Terraform / Pulumi / CloudFormation review — state management, module contract, plan output, drift detection, security scan (tfsec/checkov/OPA), cost diff (Infracost). Plan ≠ apply disiplini.
Node API Review
Node.js (Express/Fastify) backend review — async, validation, memory, security, observability.
Performance Budget
Performance budget tanımı + CI enforcement. Web Vitals (LCP/INP/CLS), JS/CSS bundle size, API p95/p99 latency, DB query, memory/CPU, cost budget. PR-time gate (size-limit, Lighthouse CI, k6 threshold). RUM authoritative (CrUX/Datadog/SpeedCurve). Regression detection trend-based.
QA Strategy
[QA Process · ISO 25010 + ISTQB CTFL v4.0] Test Strategy document creation — defines scope, risk appetite, test approach, coverage goals, and tool selection for the project. Run before qa-plan.
React Vite Frontend
React + Vite frontend review/debug — re-render, state, a11y, bundle, HMR, env, prod build.
Secure Deployment Review
Container, K8s, CI/CD ve runtime security review.
Semantic Versioning
SemVer 2.0.0 disipline — public surface tanımı (lib/REST/gRPC/event/DB/CLI), breaking change taxonomy, bump decision tree, pre-release tags (alpha/beta/rc), multi-version support policy, deprecation workflow (T-90/T-30/T-7/T-0 + RFC 8594 Sunset + RFC 9745 Deprecation header), monorepo strategy (independent vs fixed vs CalVer), tooling (semantic-release/changesets/release-please/goreleaser), CI breaking detect (openapi-diff/buf).
Service Catalog
Backstage/Port/Cortex Internal Developer Platform (IDP) — service catalog ownership + lifecycle + tier + scorecard + tech radar + self-service template + API discovery + dependency graph. "Sahipsiz servis orphan" disipline.
Websocket Realtime Systems
WebSocket protocol, lifecycle, scale, proxy ve observability.
Ddd Modeling
Domain-Driven Design — bounded context + ubiquitous language + context map + aggregate + entity + value object + domain event + event storming. Mikroservis boundary; multi-team büyük domain.
Docker Diagnosis
Dockerfile, image, container ve compose sorunlarını teşhis etme — boyut, layer cache, runtime crash, healthcheck, network, mount.
Go Backend Review
Go backend (net/http / gRPC / chi / gin / cobra) review — concurrency, error, interface, perf, test.
Kubernetes Troubleshooting
Pod CrashLoop, ImagePull, Pending, OOMKilled, probe fail, service trafik gitmeme gibi K8s sorunlarını sistemli teşhis.
Postmortem Rca
Blameless postmortem + RCA disiplini — timeline, 5-why kök neden, contributing factor, action item (sahip+tarih), follow-through tracking. Incident sonrası kişisel suçlama yok, sistemik sebep.
Python Backend Review
Python backend (FastAPI / Django / DRF / Celery / Channels) review — async hijyeni, type, ORM, güvenlik, test.
Quick start
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Use the Cdn Engineering skill to help with my task.
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