Domain
Cloud & Infrastructure
Skill Profile
CloudFront, Cloudflare, edge functions, caching strategies, origin shield
Roles
5
where this skill appears
Levels
5
structured growth path
Mandatory requirements
16
the other 9 optional
Cloud & Infrastructure
DNS & Networking
3/17/2026
Choose your current level and compare expectations. The items below show what to cover to advance to the next level.
The table shows how skill depth grows from Junior to Principal. Click a row to see details.
| Role | Required | Description |
|---|---|---|
| Cloud Engineer | Required | Configures basic CDN distributions using cloud provider consoles. Understands caching headers, TTL, and cache invalidation concepts. Deploys simple edge functions following team templates. |
| DevOps Engineer | Understands CDN principles: caching, edge servers, PoP points, TTL. Configures basic CloudFront/Cloudflare distributions by instruction. Knows the difference between origin and edge, understands CDN's role in performance. | |
| Infrastructure Engineer | Uses existing CDN configurations to serve static assets and media. Understands DNS-based routing and edge location concepts. Performs cache purges and basic troubleshooting under senior guidance. | |
| Network Engineer | Knows basic CDN and edge computing concepts for network engineering and can apply them in typical tasks. Uses standard tools and follows established team practices. Understands when and why this approach is used. | |
| Platform Engineer | Required | Configures basic CDN (CloudFront, Cloudflare) for platform UI component static assets. Understands caching, TTL and invalidation. Configures custom domains and SSL certificates. Diagnoses caching issues through HTTP headers. |
| Role | Required | Description |
|---|---|---|
| Cloud Engineer | Required | Implements CDN configurations with custom cache policies and origin failover using IaC. Deploys edge computing workloads for request transformation and A/B testing. Optimizes cache hit ratios and reduces origin load. |
| DevOps Engineer | Configures and manages CDN: CloudFront with custom origins, cache behaviors, Lambda@Edge. Optimizes cache hit ratio through proper headers, configures invalidation in CI/CD. Configures Cloudflare Workers for edge computing. | |
| Infrastructure Engineer | Manages CDN infrastructure using Terraform or CloudFormation with multi-origin setups. Configures edge rules for geo-routing, header manipulation, and WAF integration. Monitors CDN performance metrics and troubleshoots latency issues. | |
| Network Engineer | Confidently applies CDN and edge computing for network engineering in non-standard tasks. Independently selects the optimal approach and tools. Analyzes trade-offs and proposes improvements to existing solutions. | |
| Platform Engineer | Required | Manages platform CDN infrastructure: cache policies, origin failover, WAF rules. Configures edge functions (CloudFront Functions, Cloudflare Workers) for routing and A/B testing. Optimizes TTFB and cache hit ratio for platform services. |
| Role | Required | Description |
|---|---|---|
| Cloud Engineer | Required | Designs infrastructure solutions with CDN and Edge Computing. Optimizes cost and performance. Introduces best practices and security hardening. |
| DevOps Engineer | Required | Designs CDN architecture for production: multi-CDN strategy, intelligent routing, edge computing for API. Optimizes global content delivery, configures WAF and DDoS protection at the edge, automates configuration through Terraform. |
| Infrastructure Engineer | Required | Designs infrastructure solutions with CDN and Edge Computing. Optimizes cost and performance. Implements best practices and security hardening. |
| Network Engineer | Expertly applies CDN and edge computing for network engineering to design complex systems. Optimizes existing solutions and prevents architectural mistakes. Conducts code reviews and trains colleagues on best practices. | |
| Platform Engineer | Required | Designs edge architecture for IDP: CDN as part of deployment pipeline, edge-side computing for personalization. Implements multi-CDN strategy with intelligent routing. Creates self-service CDN configuration for teams through IaC modules. |
| Role | Required | Description |
|---|---|---|
| Cloud Engineer | Required | Defines CDN and edge computing strategy across multi-cloud environments. Establishes caching standards, edge security policies, and FinOps optimization for content delivery. Conducts architecture reviews for global content distribution. |
| DevOps Engineer | Required | Defines organizational edge infrastructure strategy: CDN provider selection, configuration standards, CDN FinOps. Designs edge computing architecture for latency reduction, monitoring integration and alerting for global availability. |
| Infrastructure Engineer | Required | Architects global CDN topology with edge computing for latency-critical workloads. Establishes IaC standards for CDN provisioning and cache governance across teams. Drives FinOps practices to optimize CDN spend and bandwidth costs. |
| Network Engineer | Establishes CDN and edge computing standards for the network engineering team and makes architectural decisions. Defines the technical roadmap incorporating this skill. Mentors senior engineers and influences practices of adjacent teams. | |
| Platform Engineer | Required | Defines organizational edge strategy: edge computing vs centralized, latency budget, cost optimization. Leads edge platform adoption (Cloudflare Workers, Deno Deploy) for distributed workloads. Designs global traffic management. |
| Role | Required | Description |
|---|---|---|
| Cloud Engineer | Required | Defines CDN and edge computing strategy: CloudFront/Cloud CDN for static and API acceleration, Lambda@Edge/CloudFlare Workers for edge logic. Designs caching architecture — cache invalidation, origin shield, multi-CDN failover for global applications. |
| DevOps Engineer | Required | Develops global edge strategy: multi-CDN with intelligent failover, edge computing platform, architecture for serving millions of users. Defines content and API delivery standards for all organizational products. |
| Infrastructure Engineer | Required | Defines CDN and edge infrastructure strategy for the organization: choosing between CloudFront, Cloudflare, Fastly, multi-CDN architecture with failover. Designs edge computing strategy (Cloudflare Workers, Lambda@Edge), defines caching standards and purge policies for global content delivery. |
| Network Engineer | Shapes CDN and edge computing strategy for network engineering at the organizational level. Defines best practices and influences technology choices beyond their own team. Is a recognized expert in this area. | |
| Platform Engineer | Required | Shapes edge computing strategy for the platform: edge-native applications, distributed data stores, WASM at edge. Defines architectural patterns for geo-distributed platform. Evaluates convergence of CDN, edge compute and serverless for next-gen platform. |