FinOps

CloudFront vs Accelerator for Web | SAA-C03

23 December 2025·753 words·4 mins

Architecture Drills Cloud Provider (AWS) AWS SAA FinOps Decision Matrix CloudFront Global Accelerator

A global e-commerce firm wants to improve performance and reduce latency for static and dynamic web app content hosted on EC2 and S3 with a custom domain. The drill weighs CloudFront and Global Accelerator options to guide the best practical solution.

HA/DR Design Trade-offs in Multi-AZ Recovery | SAP-C02

23 December 2025·1315 words·7 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix High Availability Multi-AZ ElastiCache RDS Auto Scaling ELB

This SAP-C02 scenario explores converting a brittle single-instance application stack into a resilient architecture using Multi-AZ RDS, ElastiCache replication, and Auto Scaling—analyzing the FinOps impact and decision logic behind each component choice.

Secrets Rotation vs IAM Roles Trade-off | SAA-C03

23 December 2025·951 words·5 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix AWS Secrets Manager Aurora Security Operational Excellence

A healthcare SaaS company needs to eliminate hardcoded credentials on EC2 instances connecting to Aurora. We analyze four approaches through the lens of operational overhead, security posture, and FinOps impact—revealing why native secret rotation beats encryption-at-rest solutions.

Storage Perimeter Controls vs Access Overhead | GCP PCA

22 December 2025·746 words·4 mins

Architecture Drills Google Cloud Platform GCP PCA GCP FinOps SRE VPC Service Controls

A high-level summary of how to securely limit Cloud Storage bucket access by IP range while balancing operational complexity and security.

Ordered Orders—FIFO vs Standard Trade-off | SAA-C03

22 December 2025·808 words·4 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix SQS FIFO Lambda API Gateway Messaging

Explore the critical differences between SQS Standard, SQS FIFO, and SNS for order processing scenarios. Learn why FIFO queues are essential for sequencing guarantees and how to avoid common distributed systems pitfalls.

Multi-Region DR Automation Trade-offs | SAP-C02

21 December 2025·1705 words·9 mins

Architecture Drills AWS AWS SAP-C02 FinOps Decision Matrix Disaster Recovery Route 53 Lambda RDS Read Replica Auto Scaling ALB CloudWatch

A professional-level analysis of automated failover strategies for multi-region applications, comparing Route 53 failover policies, Lambda-driven orchestration, and Global Accelerator approaches while balancing RTO requirements against budget constraints.

File Gateway vs EFS for Low Latency | SAA-C03

21 December 2025·1238 words·6 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix Storage Gateway S3 File Gateway Lifecycle Policies Hybrid Cloud

Analyzing how to extend on-premises SMB file storage to AWS while maintaining low-latency access to recent files and implementing automated lifecycle management to control growing storage costs.

Firewall Logging vs Cost in VPC Security | GCP PCA

20 December 2025·712 words·4 mins

Architecture Drills Google Cloud Platform GCP PCA GCP FinOps SRE Firewall Insights Network Intelligence Center

A fintech startup must troubleshoot missing firewall insights data on their Compute Engine instances, balancing observability, cost, and IAM roles.

Decouple Workers with SQS vs Direct Calls | SAA-C03

20 December 2025·937 words·5 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix Amazon SQS Auto Scaling Decoupling Elasticity

Modernizing a legacy master-worker application requires eliminating single points of failure. This drill explores why queue-based decoupling with demand-driven autoscaling beats scheduled scaling and monolithic coordination patterns.

ETL Data Ingestion vs Storage Trade-offs | GCP ACE

19 December 2025·565 words·3 mins

Architecture Drills Google Cloud Platform GCP ACE GCP FinOps SRE Cloud Storage

Explore the best approach to ingest large quantities of unstructured data for ETL processing on Google Cloud, focusing on service suitability and operational ease.