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Most IT professionals struggle with AWS because they focus on isolated services rather than integrations. Here’s how to bridge the gap between theory and real-world implementation.
You Should Know:
1. EventBridge + Lambda Integration
Trigger Lambda functions automatically using EventBridge rules.
Example Code:
aws events put-rule --name "LambdaTriggerRule" --event-pattern "{\"source\":[\"aws.ec2\"],\"detail-type\":[\"EC2 Instance State-change Notification\"],\"detail\":{\"state\":[\"stopped\"]}}" --schedule-expression "rate(5 minutes)"
aws lambda add-permission --function-name "MyLambdaFunction" --statement-id "EventBridgeInvoke" --action "lambda:InvokeFunction" --principal "events.amazonaws.com" --source-arn "arn:aws:events:us-east-1:123456789012:rule/LambdaTriggerRule"
2. API Gateway + DynamoDB Setup
Create a REST API that directly interacts with DynamoDB.
Steps:
1. Create DynamoDB Table:
aws dynamodb create-table --table-name Users --attribute-definitions AttributeName=UserId,AttributeType=S --key-schema AttributeName=UserId,KeyType=HASH --provisioned-throughput ReadCapacityUnits=5,WriteCapacityUnits=5
2. Deploy API Gateway:
aws apigateway create-rest-api --name "DynamoDB-API" --description "API for DynamoDB operations"
3. SQS + SNS for Decoupled Microservices
Use SQS queues with SNS topics for asynchronous communication.
Commands:
aws sns create-topic --name "OrderNotifications" aws sqs create-queue --queue-name "OrderProcessingQueue" aws sns subscribe --topic-arn "arn:aws:sns:us-east-1:123456789012:OrderNotifications" --protocol "sqs" --notification-endpoint "arn:aws:sqs:us-east-1:123456789012:OrderProcessingQueue"
4. AppSync for Real-Time Data Sync
Set up AppSync with DynamoDB for GraphQL-based real-time updates.
Configuration:
schema.graphql
type Mutation {
addPost(id: ID!, title: String!): Post
}
type Post {
id: ID!
title: String!
}
What Undercode Say:
AWS mastery isn’t about memorizing services—it’s about connecting them effectively. Focus on:
– Event-driven architectures (EventBridge, Lambda)
– Serverless workflows (API Gateway, DynamoDB)
– Decoupled systems (SQS, SNS)
– Real-time data (AppSync)
Expected Output:
A fully integrated AWS environment where services communicate seamlessly, reducing project delays and boosting confidence in cloud implementations.
Prediction:
As cloud architectures evolve, integration-first learning will dominate AWS training, reducing the gap between certification and real-world expertise.
Relevant URL:
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References:
Reported By: Riyazsayyad Most – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
