AWS SAA-C03: Elastic Load Balancing Across Application Tiers
Elastic Load Balancing sits at the boundary between clients and application capacity, but it is more than a device that spreads requests evenly.…
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Cloud Computing.
Cloud platforms, workload architecture, operations, storage, and infrastructure.
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AWS SAA-C03: ECS vs EKS vs Lambda for Application Platforms
Choosing between Amazon ECS, Amazon EKS, and AWS Lambda is really a decision about execution model and operational ownership. All three can host…
Read articleAWS SAA-C03: DynamoDB Partition Keys and Capacity Planning
Amazon DynamoDB can scale to extremely large workloads, but that scalability depends on how keys and access patterns are designed. A table with…
Read articleAWS SAA-C03: Designing for AWS Availability Zones
Availability Zones are one of the most important AWS architecture primitives because they let teams separate resources across independent facilities while keeping them…
Read articleAWS SAA-C03: Cost Optimization: Compute and Storage Choices
Cost optimization in AWS is an engineering discipline, not a monthly exercise in finding the largest line item and shrinking it. Compute and…
Read articleAWS SAA-C03: CloudFront Origin Design and Cache Behavior
Amazon CloudFront can look deceptively simple: point a distribution at an origin, choose a cache policy, and let edge locations serve content closer…
Read articleAWS SAA-C03: Auto Scaling Design for Variable Workloads
Amazon EC2 Auto Scaling is often summarized as “add instances when CPU is high,” but production scaling design is more nuanced. The right…
Read articleAWS SAA-C03: Aurora High Availability and Global Databases
Amazon Aurora separates database compute from a distributed storage layer, which changes how architects think about high availability compared with a traditional database…
Read articleAWS SAA-C03: VPC Design for Multi-Tier Applications
A multi-tier VPC design should make the application’s trust boundaries visible in the network rather than placing every component in one flat subnet.…
Read articleAWS SAA-C03: Transit Gateway for Multi-VPC Networks
AWS Transit Gateway is valuable when a cloud network has outgrown a web of VPC peering connections, VPN attachments, and one-off routing exceptions.…
Read articleAWS SAA-C03: Backup and Cross-Region Recovery
Backup architecture in AWS should answer a recovery question, not merely produce recovery points. A backup is useful only if the organization knows…
Read articleAWS SAP-C02: Multi-Region Active-Active Application Design
Active-active multi-Region architecture means more than keeping a warm copy of an application somewhere else. Multiple Regions serve real traffic at the same…
Read articleAWS SAP-C02: Multi-Account AWS Architecture with Organizations
AWS accounts are not merely billing containers. They are strong boundaries for identity, resource ownership, quotas, blast radius, logging, and operational responsibility. As…
Read articleAWS SAP-C02: Large-Scale Migration with AWS Migration Services
A large AWS migration is not one project repeated hundreds of times. It is a portfolio program in which discovery, dependency analysis, landing-zone…
Read articleAWS SAP-C02: Enterprise Identity Federation
Enterprise identity federation in AWS is less about choosing a login screen and more about deciding where workforce identity is mastered, how authorization…
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