64 articles
Understand how CDNs work at the edge: PoPs, Anycast vs GeoDNS, cache behaviors, Origin Shield, invalidation strategies, and a detailed CloudFront vs Cloudflare comparison with pricing.
Learn what Availability Zones and regions are physically, how to design for AZ redundancy, which services are zone-scoped vs region-scoped, and what SLA documents actually guarantee.
Reduce your cloud bill with actionable strategies: rightsizing, Savings Plans, S3 lifecycle policies, data transfer optimization, and cost management tools that deliver real results.
Learn when multi-region architecture is worth the complexity and how to implement active-passive and active-active patterns with database replication, global routing, and failover testing.
Compare Terraform, AWS CDK, and Pulumi for Infrastructure as Code. Covers languages, state management, multi-cloud support, pricing, and practical guidance on choosing the right tool.
Learn how AWS Spot Instances work, when to use them, and how to architect for interruption. Covers pricing, Spot Fleet, mixed ASGs, checkpointing, and real cost comparisons.
Understand AWS IAM roles, policies, users, and groups. Learn how the policy evaluation engine works, when to use identity-based vs resource-based policies, and how to implement least privilege.
A practitioner's guide to Virtual Private Clouds covering subnets, route tables, gateways, security groups, NACLs, and VPC peering across AWS, GCP, and Azure.
Event-driven architecture decouples services through message brokers like Kafka, RabbitMQ, and SNS/SQS. Learn when EDA is the right choice, how to implement it, and the patterns that make it work in production.
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