• Developed a serverless AWS application for secure text message encryption and decryption using Nodejs, AWS Lambda functions, and Step Functions for structured workflow.

• Leveraged DynamoDB for efficient storage of messages in a secure manner.

• Utilized API Gateway for seamless API request handling and configured inbound and outbound rules.

• Managed cryptographic keys effectively with Key Management Service (KMS) for enhanced security.

• Integrated Simple Notification Service (SNS) for real-time updates and notifications, resulting in a fully functional and secure text message communication system with a 100% success rate.