AWS Cloud Migration for a Financial Services Company
Migration of on-premises applications to AWS serverless architecture with 30% cost savings and 20% productivity boost.
Technology Stack
AWSContainerizationDevSecOpsECS FargateLambdaCloudWatchAppDynamics
Challenges
- Migrate on-prem web and mobile applications to AWS
- Refactor application to containerize and host in a serverless architecture
- Setup DevOps pipeline for both infrastructure and application
- Implement DevSecOps framework to establish factory model for continuous migration
Our Solution
- Performed 4 weeks Proof of Technology to containerize on-prem application components in ECS Fargate and Lambda
- Worked with cloud Security, cloud platform and cloud architecture groups within the bank to establish roadmap to migrate major applications
- Established phased traffic/load migration from on-prem to cloud to ensure no impact to business
- Pipeline setup using Veracode Azure DevOps and GoCD to include code scanning and container image scanning (Black Duck)
- Established robust monitoring (CloudWatch, AppDynamics) for zero downtime and auto scaling to handle seasonal increase in load
- Optimized resources in both non-prod and prod environments for cost savings and setup alarms for usage threshold
Results & Benefits
Achieved cost saving of 30% compared to on-prem infrastructure cost
Able to delivery application releases faster and improved 20% productivity gain
Met release compliance for security scanning and identifying vulnerabilities through Pipeline
Completed end to end migration sooner than planned duration (8 months vs 12 months)