How PTP Reduced Costs by 25% with AWS Lambda Serverless Solutions*
In today’s economy, with rising scrutiny on IT spending, cloud cost optimization is a critical focus for organizations leveraging AWS. Many companies aim to lower total cost of ownership (TCO) and eliminate large CAPEX expenditures, but without proper architecture and process oversight, they risk underutilizing cloud resources. While identifying idle resources, unattached EBS volumes, and adopting Reserved Instances are standard practices, embracing serverless solutions like Amazon Lambda can yield the most significant impact on cost and scalability.
PTP’s journey to convert the PeakPlus™ Managed Services customer portal to a 100% serverless architecture demonstrates how Amazon Lambda enables efficient, cost-effective, and secure cloud solutions.
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*Transitioning to a serverless architecture resulted in a 25% reduction in platform operational costs.
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Automated deployments through CodePipeline reduced SysAdmin resource time by 50%, minimizing manual effort and improving efficiency.
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Compute resources like EC2 On-Demand typically account for 60-80% of monthly cloud spend, highlighting the cost-saving potential of serverless solutions.
The Challenge
Adopting cloud computing often requires rethinking traditional datacenter architecture. Without a Cloud Center of Excellence (CCoE) to guide operations and governance, organizations risk treating cloud environments as virtual datacenters, missing opportunities for improved scalability and cost efficiency. PTP faced similar challenges with the PeakPlus™ View portal:
The original architecture relied on file-based data stores for static reports, which were prone to breaks between tools and created growing storage demands.
Licensing costs for OS and databases further increased operational expenses.
These limitations impacted the user experience, necessitating a transition to a more dynamic and scalable serverless architecture.

The Solution: Serverless with Amazon Lambda
As a cloud-first company, PTP leveraged Amazon Lambda to modernize the PeakPlus™ View portal:
Core AWS Services
Utilized Amazon Lambda to handle application calls and data presentation.
Integrated CodeCommit, API Gateway, RDS, and DynamoDB to enable a secure, scalable serverless environment.
Automated Deployment
PTP’s DevOps team utilized CodePipeline to automate application rebuilding and deployment whenever changes were committed to the master branch.
Lambda functions, defined in template.yaml files, managed data access and delivery without requiring permanent servers.
Enhanced Security
Deployed Lambda functions inside a VPC for additional security, leveraging NAT gateways to control outbound IPs.
Secured DynamoDB access through roles and user permissions, ensuring robust data governance.
Optimized Data Management
Session data was stored in DynamoDB, while most service data was stored in an RDS database.
Lambda functions and API Gateway provided secure web access for user interaction.
The Outcome
PTP achieved significant operational improvements and cost savings by transitioning to a serverless architecture:
25% Reduction in Operational Costs
Serverless infrastructure eliminated unnecessary expenses associated with traditional datacenter models.
50% Reduction in SysAdmin Resource Time
Automated deployments reduced manual intervention and increased efficiency.
Improved User Experience
The streamlined serverless architecture enhanced the PeakPlus™ View portal’s performance and reliability.
Screenshot of the PeakPlus™ View Portal Analytics Dashboard
PTP’s shift to serverless with Amazon Lambda underscores the potential for cost savings, improved efficiency, and enhanced user experiences in cloud-native environments. By rearchitecting the PeakPlus™ View portal, PTP demonstrated the transformative power of AWS serverless solutions.
Ready to Optimize Your Cloud Costs?
PTP’s cloud expertise can help your organization leverage serverless solutions to drive efficiency and savings. Contact us today to learn more or schedule a FREE Cloud Cost Assessment.
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