AT&T BDS Billing System - IBM COBOL, JCL to Java, Python Modernization on AWS

AT&T engaged with TSRI to complete modernization of their legacy COBOL & CICS and JCL based BDS Payment System to Java and Python. To achieve AT&T’s goals, TSRI’s tuned its JANUS Studio® transformation engine to parse and transform the z/OS COBOL application and corresponding JCL. TSRI's engineers employed their 99.97% automated modernization solutions to transform all 433,372 lines of IBM z/OS COBOL to Java and 128,276 lines of JCL to Python in just 6 months. TSRI transformed, documented, refactored, and rearchitected all code for deployment on AWS. The application is running in production and deployed on the AWS cloud with a modern multi-tier architecture.

Customer: AT&T

Source & Target Language: IBM COBOL, JCL to Java, Python on AWS

Lines of Code: 561,648 

Duration:  6 Months

Services: Automated Code Transformation, Automated Refactoring, Integration and Testing Support, SonarQube Quality Refactoring, Code-Specific Adaptation, Transformation "To-Be" Blueprint®, Application "As-Is" Blueprint®