Architecture
Redis vs Kafka for Real-Time Data: Streams, Pub/Sub, and Queues
Redis is fast for ephemeral messaging. Kafka is durable for event streaming. They overlap in real-time use cases—here's when each fits.
8 min read
From the Field
Insights
Practical perspectives on enterprise software development, infrastructure automation, and cloud engineering from our project experience.
Infrastructure
Elasticsearch vs OpenSearch: Which Should You Choose?
Elasticsearch changed its license. AWS forked OpenSearch. Now you have to choose—here's what actually matters for your search and analytics workloads.
8 min read
Cloud
CloudFront vs Cloudflare: CDN and Edge Comparison
CloudFront integrates deeply with AWS. Cloudflare offers a generous free tier and broader edge platform. Here's how to choose your CDN.
8 min read
DevOps
Helm vs Kustomize: Kubernetes Configuration Management
Helm uses templates and packages. Kustomize uses overlays and patches. Two different approaches to managing Kubernetes manifests—here's how to choose.
8 min read
DevOps
Prometheus vs CloudWatch: Monitoring on AWS
CloudWatch is built into AWS and costs nothing extra for basics. Prometheus gives you power and portability. Here's when to go beyond CloudWatch.
8 min read
DevOps
Datadog vs Grafana Stack: Observability Platform Comparison
Datadog is a polished all-in-one platform. The Grafana stack (Prometheus, Loki, Tempo) gives you control and avoids vendor lock-in. Here's how to choose.
9 min read
DevOps
Ansible vs Terraform: When to Use Each
Terraform provisions infrastructure. Ansible configures it. They solve different problems but the overlap creates real confusion—here's how to think about it.
8 min read
Security
OIDC vs OAuth 2.0: What's the Actual Difference?
OAuth 2.0 handles authorization. OIDC adds identity on top. The confusion between them causes real security mistakes—here's how they actually relate.
8 min read
Security
Keycloak vs Auth0 vs Cognito: Self-Hosted vs Managed Identity
Keycloak gives you full control. Auth0 gives you developer experience. Cognito gives you AWS integration. Here's how to pick your identity provider.
9 min read
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