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MKMukesh Kasliwal
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Migration · Security

Seamless Migration: Minimizing Downtime and Enhancing Data Security on AWS

  • Elastic Beanstalk
  • ELB
  • Multi-AZ
  • RDS
  • CloudWatch
01Problem

The challenge

The application needed to move onto AWS Elastic Beanstalk for API hosting, RDS for the database, S3 for frontend assets, and CloudFront as the CDN — across multiple availability zones, so a single zone going down would not take the application with it.

02Architecture

How it fits together

Seamless Migration: Minimizing Downtime and Enhancing Data Security on AWS — full architectureAWS Cloud — RegionUser / ClientHTTP · HTTPSIAM UserAPI · CLIElastic Load BalancerTCP / SSLAvailability Zone AEC2 · Auto ScalingAvailability Zone BEC2 · Auto ScalingCloudWatchmetrics + alarmsRoute 53zone apex
03Solution

What I built

Deploy the application on Elastic Beanstalk, RDS, S3, and CloudFront, spread across two availability zones behind a load balancer.

01

Elastic Beanstalk

API hosting

Runs the API with automated scaling, so deploys and capacity changes don't require manual server management.

02

RDS

Database

MySQL with automated backups and multi-AZ failover, so a database outage doesn't mean lost data.

03

S3

Asset storage

Holds frontend assets — durable storage that scales without capacity planning.

04

CloudFront

CDN

Serves assets from edge locations close to each visitor, cutting load time.

04Outcomes

What it delivered

Scalability

Elastic Beanstalk auto-scaling absorbs traffic peaks.

Reliability

RDS high availability with automated backups.

Cost efficiency

Serverless pieces keep idle cost down.

Operational simplicity

Elastic Beanstalk removes most day-to-day management.

The deployment now runs across two availability zones with automated backups and load balancing in place — a database or single-zone failure no longer takes the application down with it.

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