Karsun Solutions, an AWS Advanced Services Partner, empowers US government agencies to modernize their enterprise systems. In this case study, our team uses Karsun’s innovative ReDuX AI-powered modernization platform as they accelerate migration and boost their efficiency. Our team successfully applied this AI-powered platform to modernize a government customer’s mainframe system, showcasing its effectiveness in real-world scenarios.
Modernizing Legacy COBOL Systems
Many government agencies and enterprise organizations face challenges modernizing outdated legacy mainframe systems to contemporary cloud computing environments. Karsun Solutions partnered with one agency to migrate and rearchitect their legacy mainframe platform to a modern, cloud-native environment. Mainframe computers, while supporting mission-critical applications across various sectors, have become costly burdens due to their reliance on outdated software written in languages such as COBOL. These systems are difficult to maintain, update, and augment with new capabilities.
AI-Powered Modernization from Start to Finish
To address the mainframe migration challenge faced by this Karsun’s government customer and other agencies, Karsun built a modernization platform called ReDuX. This platform uses generative AI powered by Amazon Bedrock to expedite the migration and modernization of mainframe applications. Using the AI tools available in ReDuX, Karsun team assess and map systems, create requirements, generate modern production ready code, and build resources for modernization at scale.
The Tools
AWS Services: Amazon Bedrock, Amazon EKS, Amazon Aurora, and Amazon Neptune
The Result
Karsun’s ReDuX has enabled AI-assisted projects that are four times faster, require 50% fewer resources, and have 22.5% higher productivity than those completed by human teams alone. Additionally, code quality and error rates were improved with ReDuX, as shown by quality control testing.
About Karsun Solutions
Karsun Solutions modernizes enterprise systems enabling agencies to make the next technological advancement their next opportunity to elevate mission capability. IT solutions from Karsun are tailored to meet agencies’ unique needs and optimize operations. These solutions adapt and stay relevant to current trends while using secure, digital architecture built to last. It is a proven modernization partner whose expertise elevates agency capabilities and ensures every next opportunity is within reach.

Meet ReDuX
Karsun’s ReDuX platform helps agencies rewrite and reimagine their mainframe systems with AI-accelerated modernization. Learn more in this case study from Karsun and AWS.

Dive Deeper
ReDuX is a toolkit consisting of playbooks, mechanisms, and frameworks designed to expedite the modernization of mainframe applications. Learn how in this technical deep dive on the AWS Public Sector Blog.