· Palaniappan P · 7 min read
How to Migrate from SendGrid to Amazon SES (Step-by-Step)
A practical guide to migrating from SendGrid to Amazon SES — covering DNS cutover, IP warming, API changes, and deliverability preservation.
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Expert perspectives on AWS cloud consulting, generative AI, and enterprise solutions.
· Palaniappan P · 8 min readAWS VPC Networking Best Practices for Production
A practical guide to AWS VPC networking — CIDR planning, subnet strategies, NAT gateways, VPC endpoints, Transit Gateway, and the network architecture patterns that scale with your organization.
· Palaniappan P · 7 min readAWS CloudFormation Best Practices for Production Infrastructure
A practical guide to CloudFormation for production — stack organization, cross-stack references, drift detection, change sets, rollback strategies, and the practices that make infrastructure deployments safe and repeatable.
· Palaniappan P · 7 min readAWS CloudFront vs Cloudflare: Which CDN for Your Enterprise?
A detailed comparison of AWS CloudFront and Cloudflare for enterprise use — covering performance, pricing, security features, and integration trade-offs.
· Palaniappan P · 8 min readMicroservices vs Monolith on AWS: Architecture Decision Guide
A practical guide to choosing between monolithic and microservices architectures on AWS — team size, deployment complexity, operational cost, and the patterns that help you choose the right approach for your stage.
· Palaniappan P · 7 min readAWS API Gateway Patterns: REST, HTTP, and WebSocket APIs
A practical guide to AWS API Gateway — choosing between REST, HTTP, and WebSocket APIs, authentication patterns, throttling, caching, and the architecture decisions that determine API performance and cost.
· Palaniappan P · 8 min readAWS ElastiCache Redis: Caching Strategies for Production
A practical guide to ElastiCache Redis — caching patterns, data structures, cluster modes, eviction policies, and the strategies that reduce latency and database load in production applications.
· Palaniappan P · 10 min readAWS Cost Explorer and Budgets: A Cloud Cost Management Guide
A practical guide to AWS cloud cost management — Cost Explorer analysis patterns, budget alerts, anomaly detection, cost allocation tags, and the monitoring practices that prevent surprise bills.
· Palaniappan P · 9 min readAWS Cognito Authentication for SaaS Applications
A practical guide to AWS Cognito for SaaS authentication — user pools, hosted UI, social federation, multi-tenant patterns, token customization, and the architecture decisions that determine whether Cognito fits your application.
· Palaniappan P · 8 min readDevOps on AWS: CodePipeline vs GitHub Actions vs Jenkins
A practical comparison of AWS CodePipeline, GitHub Actions, and Jenkins for CI/CD on AWS — covering integration, cost, scalability, and team fit.
- · Palaniappan P · 8 min read
AWS WAF: Web Application Firewall Configuration for Production
A practical guide to AWS WAF for production web applications — managed rule groups, custom rules, rate limiting, bot control, and the layered defense strategy that protects without blocking legitimate traffic.
· Palaniappan P · 10 min readAWS EventBridge: Event-Driven Architecture Patterns for Production
A practical guide to AWS EventBridge for event-driven architectures — event buses, rules, schema discovery, cross-account patterns, and the design principles that make event-driven systems reliable.