Learn SERVERLESS-STACK with Real Code Examples
Updated Nov 27, 2025
Practical Examples
CRUD API with DynamoDB
Next.js app with serverless backend
Real-time chat using WebSockets
ETL workflows with EventBridge + Lambda
Image upload pipeline using S3 + Lambda
Troubleshooting
Check IAM permissions
Verify environment variables
Ensure Live Lambda is running
Check CloudFormation stack events
Inspect Lambda logs via SST Console
Testing Guide
Unit test Lambda handlers
Integration test API Gateway routes
Use local DynamoDB for dev
Mock AWS services with tools like AWS SDK v3 mocks
Full-stack tests using deployed stage
Deployment Options
SST deploy (default)
CI/CD pipeline (GitHub Actions etc.)
Per-branch isolated environments
Multi-region deployments
Static frontends on CloudFront
Tools Ecosystem
AWS CDK
SST Console
AWS Lambda
CloudFormation
DynamoDB/S3/API Gateway
Integrations
React/Next.js/SvelteKit/Astro
DynamoDB
RDS/Postgres
Auth0/Cognito
Third-party APIs
Productivity Tips
Use `sst dev` extensively
Split stacks logically
Use SST Console during debugging
Leverage CDK patterns
Bundle shared libraries with esbuild
Challenges
Understanding CDK advanced patterns
CloudFormation limitations
Cold-start considerations
Debugging permission issues
Multi-stack resource sharing