Case Study: Modernizing Legacy COBOL Batch Processing for a Leading Food Wholesaler
Keyhole Software successfully modernized a legacy COBOL batch processing system, addressing inefficiencies and integration challenges through an AI-optimized POC. Keyhole accelerated development efforts by 20-30% leveraging AI-driven tools in the migration from COBOL to Spring Batch, enhancing scalability, maintainability, and cloud-native capabilities for the client’s system. Download the case study –
Industry: Investment & Asset Management Engagement Type: Legacy Modernization & Process Optimization Services: Requirements, Technical Strategy, Application Development, Mentorship & Training Long-term partner: The client engaged Keyhole Software repeatedly between 2011 and 2025, extending contracts numerous times for quality delivery. Teams ramped up and down based on business need. The Challenge A leading financial institution relied on a suite of …
About the Client The client is a not-for-profit, integrated health system headquartered in the Midwestern United States. As one of the region’s largest healthcare providers, the organization manages a broad network of hospitals, outpatient clinics, and community health programs. Their internal development teams maintain multiple Java-based applications critical to clinical operations and data analytics. Overview This health system partnered with …
Client: A national insurance regulatory association Industry: Insurance and Government Regulatory Technology Services: Legacy Application Modernization, Software Architecture, Microservices Consulting, Custom Software Development Outcome: A near decade-long modernization partnership that rebuilt legacy C++ and Java securities systems on a test-first foundation, then carried that discipline into a build-system overhaul, migrating more than 200 mission-critical applications from Ant to Maven ahead …
In this project, almost 1,000 existing Model 204 batch applications were converted to Java Spring and Spring Batch-based applications.
The goal of this engagement was for Keyhole Software to help the client to implement an application architecture and platform that supports the conversion of its Model 204 applications into Spring Boot-based application modules. There were many modules, both batch and online-based, so this platform needed to allow for scalability and durability. On-demand deployment was also necessary.