Reduce your cloud bill with actionable strategies: rightsizing, Savings Plans, S3 lifecycle policies, data transfer optimization, and cost management tools that deliver real results.
Compare serverless (Lambda, Cloud Run) and containers (ECS, EKS, Fargate) on cold starts, pricing, scaling, vendor lock-in, and local development. Learn when to use each compute model.
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.
A practical comparison of SQL and NoSQL databases. Covers MongoDB, Redis, DynamoDB, Cassandra, and Neo4j vs PostgreSQL with real trade-offs, code examples, and a decision framework for choosing the right database.
A practical guide to time-series databases. Compare TimescaleDB, InfluxDB, Prometheus, and ClickHouse. Learn TSDB architecture, compression, downsampling, and when to upgrade from plain PostgreSQL.
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