Aging COBOL Codebase
Decades-old COBOL programs are difficult to maintain, extend or document without shrinking specialist expertise.
Kumaran's Mainframe Modernization Services
Modernize Your Mainframe
Kumaran's AI-powered platform transforms legacy COBOL/CICS mainframe applications into cloud-native Angular, Spring Boot and Spring Batch solutions, preserving every business rule, accelerating delivery and dramatically reducing cost.
Up To 60%
Cost savings - reduction in migration & maintenance costs
70% Faster
Delivery vs. traditional manual migration
100%
Code coverage - business logic preserved with full fidelity
Angular + Spring Boot + Spring Batch
Cloud-native, scalable modern architecture
Mainframe Modernization Overview
AI-Accelerated Mainframe Migration Solutions for Cloud-Native Architecture
Kumaran's Mainframe Modernization Solution provides a structured, AI-accelerated path for organizations looking to escape the rising cost, talent risk and technical debt of legacy mainframe systems. By combining automated source analysis, a Neo4j knowledge graph and Generative AI code generation, the platform migrates the complete application stack, UI screens, business logic APIs and nightly batch jobs, to a modern, cloud-native architecture without compromising business-rule fidelity.
Kumaran's mainframe modernization solutions have been proven end to end on production applications, delivering a fully functional Angular front-end, Spring Boot REST middleware and Spring Batch processing tier, with human-in-the-loop SME validation built in at every critical stage. Migrations that traditionally take years can now be delivered in months.
Why Modernize
Why Enterprises Are Moving Away From Legacy Mainframes
Eight mounting pressures pushing COBOL and CICS estates toward mainframe modernization, and the reason most programs start now rather than next budget cycle.
Escalating Mainframe Costs
MIPS-based licensing, hardware refresh cycles and specialist staffing costs continue to rise year over year.
Scarce Mainframe Talent
The pipeline of COBOL/JCL developers is dwindling, creating succession risks and dependency on retiring staff.
Complex CICS & BMS Screens
Terminal-based BMS screens are tightly coupled to mainframe infrastructure with no direct web-equivalent path.
Fragile Batch Job Chains
JCL-COBOL batch workflows for EOD/EOC processing are intricate, poorly documented and risky to touch.
Data Migration Risk
Moving VSAM, DB2 and relational data without preserving business-rule fidelity risks critical integrity failures.
Slow Time-To-Market
Monolithic mainframe architectures make it hard to deliver new features at the pace modern business demands.
Compliance & Audit Pressure
Outdated platforms struggle to meet evolving regulatory, security and auditability requirements efficiently.
Our Expertise
A Mainframe Modernization Solution Built On Six Core Capabilities
Kumaran addresses the challenges of legacy mainframe estates through a platform engineered for accuracy, scale and zero business-logic loss.
Automated Source Analysis
All COBOL programs, copybooks, JCL job streams and BMS screens are parsed to extract rich structured metadata, the single source of truth for migration.
Knowledge Graph (Neo4j)
Parsed metadata is loaded into a Neo4j graph capturing parent-child relationships across business groups, operations and workflows for smart, traceable decisions.
GenAI-Driven Code Generation
Generative AI prompts translate knowledge-graph nodes into production-ready Angular components, Spring Boot service layers and Spring Batch job implementations.
Human-In-The-Loop Validation
SME review gates before and after code generation ensure business correctness, with IDE-based compilation and runtime error correction at every phase.
Batch & Online Coverage
Migrates both online CICS transaction flows and complex nightly batch jobs in a unified process, no parallel toolchains required.
Cloud-Native Deployment
Delivered applications are containerizable, CI/CD-ready and integrate with Azure SQL, Spring Batch schedulers and modern DevOps and observability tooling.
How Mainframe Modernization Works
Eight Steps From Source Ingestion To Cloud-Native Deployment
A structured eight-step process that ingests every mainframe artifact, builds a knowledge graph, generates code with GenAI and validates each layer before deployment.
Step 01 / Of 08
Source Artifact Ingestion
Ingest all mainframe source files, COBOL programs, copybooks, BMS screens, JCL job streams and VSAM definitions, into the platform.
Why Kumaran
Why Enterprises Choose Kumaran for Mainframe Migration Services
Eight engineering and delivery strengths that set Kumaran's mainframe modernization platform apart.
Proven GenAI Acceleration
GenAI generates code across UI, API and batch layers, cutting mainframe modernization timelines by up to 70% against a manual rewrite.
Full Business Logic Fidelity
Every COBOL paragraph and JCL job is captured and migrated without loss of business rules or processing logic.
Knowledge Graph-Driven Migration
Neo4j graph maps all relationships across programs, groups and workflows, enabling smart, traceable decisions.
Human-In-The-Loop Quality Gates
SME checkpoints at every key phase ensure business correctness before and after code generation.
End-To-End Stack Coverage
One platform covers UI screens, APIs, batch jobs and data migration, no need for multiple vendor tools.
Cloud-Native & CI/CD Ready
Migrated apps integrate with Azure SQL, Spring Batch schedulers and modern DevOps and observability pipelines.
Accelerated ROI
Automation and GenAI compress project timelines, enabling measurable ROI in under 12 months.
Reduced COBOL Talent Dependency
Platform-driven migration removes reliance on scarce COBOL/JCL specialists, de-risking delivery at scale.
FAQ
Frequently Asked Questions
Quick answers about Kumaran's Mainframe Modernization Platform. Don't see yours? Reach out and we'll get back to you.
COBOL programs, copybooks, JCL job streams, BMS screens, VSAM datasets, DB2 schemas and IDCAMS utilities are all supported.
Angular (UI), Spring Boot (middleware/REST APIs), Spring Batch (batch jobs) and Azure SQL (data store).
COBOL programs are parsed at paragraph level into a Neo4j knowledge graph. GenAI reconstructs equivalent Java/TypeScript logic with SME review at every stage.
Yes. Human-in-the-loop validation occurs after metadata extraction, before code generation and during IDE compilation, ensuring accuracy throughout.
JCL-COBOL batch flows are converted to Spring Batch jobs (PostTransactionJob, InterestCalculationJob, StatementGenerationJob) backed by Azure SQL.
Timeline varies by size and complexity, but the platform's automation typically delivers 70% faster than manual approaches.
Yes. The knowledge-graph approach scales to handle applications with hundreds of COBOL programs, copybooks and JCL streams.
Each group generates a modular Angular workspace with component.html, component.ts, model.ts and service.ts files mapped from BMS screens and CICS logic.
Our Products
Built In-House Delivered At Scale
dqv.kumaran.app
LiveDQVData Quality
Data Quality Validator
Accelerates data transfer and comparison across diverse sources, integrity guaranteed at every stage.
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LiveeTRKProductivity
Employee Productivity Tracker
Real-time visibility into team performance with full transparency across every level of the org.
Explore eTRKktac.kumaran.app
LiveKTACAutomation
Kumaran Test Automation Center
Reusable frameworks that slash test creation time, built for teams that ship fast and can't afford gaps.
Explore KTACidp.kumaran.app
Live
IDPAI · Document Intelligence
Intelligent Document Parser (IDP)
Computer-vision pipeline that extracts complex tables, text and layouts straight into clean JSON.
Explore IDPAlliance Partnerships
Partnerships that Create Lasting Value
Related Case Studies
See Our Work In Action
Real outcomes delivered through mainframe modernization engagements across enterprises.
Financial Services
Informix to Oracle Migration for a Leading US Bank
Legacy application performance transformed through a seamless Informix-to-Oracle migration — leveraging Kumaran's deep database modernization expertise.
Read full case study
32% → 99% Batch SLA Achievement
US Automobile Giant Improves Mainframe Batch SLA from 32% to 99%
A US automobile giant with 12 manufacturing plants improved mainframe batch SLA from 32% to 99% using Kumaran's proprietary NxTran tool - delivering an estimated $13.13 million in 5-year savings by migrating COBOL/JCL to Java Spring Batch and z/OS DB2 to LUW DB2.
32% → 99%Batch SLA Achievement
13 Months Discovery to Full Deployment
Automobile Manufacturer Migrates Warranty System from PowerBuilder to .NET in 13 Months
A US automobile manufacturer modernised its PowerBuilder V8-based Warranty Management System to a modern .NET web application using agile methodology - completing discovery to deployment in just 13 months and eliminating all legacy technology risk.
13 MonthsDiscovery to Full Deployment
Real-Time Synchronisation Across All Dealer Data
B2B Data Exchange Solution - 900 Dealers Synchronised via MS SQL Server
Kumaran was engaged by Microsoft India to deliver a B2B data exchange solution for a major enterprise with 900 wholesale dealers - replacing manual Excel-based data transfer with a centralised SQL Server platform supporting both internet-connected and offline XML-based exchange.
Real-TimeSynchronisation Across All Dealer Data
15 Years Strategic IT Partnership
Canadian Furniture Retailer Migrates Mainframe to Web-First Technologies
One of Canada's largest furniture retailers modernised its mainframe EDI application to HTML5, Angular, and J2EE using Kumaran's NxTran tool - completing the migration on time and within budget, and cementing a 15-year strategic IT partnership.
15 YearsStrategic IT Partnership
Clipper → Java Full Re-Engineering Delivered
Canadian Government Ministry Modernises Legacy Finance Audit System to Java Web Platform
A Canadian government ministry re-engineered its legacy Clipper audit application to a modern J2EE web platform on WebSphere 4.0 - enabling 4,000 staff to access the system from any location across Canada with a centralised DB2 database and multi-language GUI.
Clipper → JavaFull Re-Engineering Delivered
40,000+ Students Served by Modernised Platform
College Modernises Student Information System - Every Business Rule Preserved
One of Ontario's largest colleges validated the modernisation of GeneSIS - its Student Information and Administration System - from a legacy platform to .NET, preserving every business rule across scheduling, student progression, and Ontario policy compliance for 40,000+ students.
40,000+Students Served by Modernised Platform
0 Downtime During Critical Application Migration
Energy Company Migrates Critical Risk Assessment with 0 Downtime
A major oil shipping company re-engineered its mission-critical Risk Assessment System from Oracle to Microsoft .NET - achieving zero downtime during migration, full internal system embedding, and web service-based third-party data exchange, winning the engagement against Tier 1 competitors.
0Downtime During Critical Application Migration
3-Tier Oracle 8i Architecture Delivered
Secure Internet-Based Authorization Document Entry System for Global Trade Standards
The Foreign Trade Standards (FTS) division partnered with Kumaran to build ADES - a secure internet-based Authorization Document Entry System supporting Pre-Shipment Inspection across 11 government clients and offices in 94 countries, handling 1,000+ daily transactions with 24/7 availability.
3-TierOracle 8i Architecture Delivered
318 ERP Objects Migrated to Web GUI
Global Retailer Modernises ERP - 318 Oracle Forms Objects Migrated to Web
A global personal care products retailer migrated its Taiwan ERP application - 318 objects across Finance, Product Management, and Order Processing - from Oracle Forms 4.5 character mode to a fully web-based Oracle Forms 6i GUI, with Traditional Chinese character set preserved across all tiers.
318ERP Objects Migrated to Web GUI
HL7-V3 Compliant EMR Integration
Healthcare Company Rearchitects Secure HL7-Compliant PHR System
A healthcare technology company partnered with Kumaran to build a highly secure, HL7-V3 compliant Personal Health Record system - delivering offline capability, bidirectional EMR integration, full file encryption, DICOM imaging support, and extensible patient search in a portable, multi-browser solution.
HL7-V3Compliant EMR Integration
60+ Data Feeds Unified on One Platform
Manufacturing Systems Integration with JBoss Fuse & Apache Camel
A leading manufacturing company replaced its fragile Assembly Line integration subsystem with a cloud-compatible platform built on Apache Camel and Red Hat JBoss Fuse 6.3 - unifying 11 internal systems and 60+ data feeds with no impact to connected systems.
60+Data Feeds Unified on One Platform
80% Reduction in Conversion Time
Oracle Forms Migrated to Thin-Client Java - 80% Faster Conversion for Ontario Schools
The Ontario College Application Service migrated its SSOLA system from Oracle Forms 6i to a thin-client Java solution - eliminating the JInitiator plug-in dependency that blocked student access and achieving 80% reduction in conversion time using Kumaran's Forms-to-Java migration tools.
80%Reduction in Conversion Time
30% Cost Savings vs. Ground-Up Rebuild
Major Public Sector Corporation Migrates Oracle Forms to .NET - 30% Cost Savings
A major US public sector employment corporation migrated its legacy Oracle Forms 6i applications to a modern ASP.NET platform - achieving 30% cost savings versus a ground-up rebuild while preserving all functionality, role-based security, and enabling centralised deployment.
30%Cost Savings vs. Ground-Up Rebuild
Semi-Auto Tool-Based Migration - Cost Effective
Public Sector Agency Modernises PowerBuilder to Oracle - Cost-Effective Semi-Automated Migration
A US public sector environmental agency migrated its complex PowerBuilder 6.5 environmental management platform to Oracle Forms 6i and Reports 6i using Kumaran's semi-automated PB*Converter tool - preserving all functionality across permit management, inspection, violation tracking, and complaint handling.
Semi-AutoTool-Based Migration - Cost Effective
1,200 Simultaneous Users Benchmarked
Telecom Company Modernises Oracle Forms to J2EE - 1,200 Users Benchmarked
A leading telecom network infrastructure company modernised its AccessCare Operating Support System from legacy Oracle Forms 6i to a full J2EE platform - delivering an exact one-to-one migration, benchmarked to support 1,200 simultaneous users with zero user retraining required.
1,200Simultaneous Users Benchmarked
100% Informix to Oracle Migration Achieved
Leading US Bank Card Provider Migrates from Informix to Oracle - 100% Migration Achieved
The fifth-largest bank card provider in the USA achieved 100% migration accuracy from Informix 4GL and ESQL/C to Oracle PL/SQL packages and Pro*C - using a tool-assisted approach with manual quality assurance to replicate all original functionality with improved performance.
100%Informix to Oracle Migration Achieved
10x Funding Data Processing Volume vs Legacy
Major US Transport Authority Revamps Capital Funding to J2EE - 10x Processing Volume
The largest transit authority in North America modernised its capital funding system to a J2EE platform, achieving 10x the processing volume of the legacy system with real-time workflow automation, accelerated vendor payments, and open integration across J2EE, SOA, and open-source stacks.
10xFunding Data Processing Volume vs Legacy
Decoupled Monolith Broken into Independent Microservices
Monolithic to Microservices for a Leading Retail Bank in Canada
A leading retail bank in Canada decomposed its monolithic Loan Origination and Processing System into independently deployable Spring Boot microservices on Red Hat OpenShift - eliminating full regression cycles and system-wide downtime with every code change.
DecoupledMonolith Broken into Independent Microservices
30% Cost Savings vs. Rebuild
US Healthcare Agency Modernises Oracle Forms to J2EE - 30% Cost Savings
A leading US federal healthcare agency modernised its Oracle Forms-based grant management system to a modern J2EE web platform - achieving 30% cost savings versus rebuilding from scratch and enabling online grants management across 3,000 users.
30%Cost Savings vs. Rebuild
Automated Compliance-Ready Charting Notes
Enterprise Meeting Intelligence with AI-Powered Teams Transcription Bot
Enterprise meeting transcription in MS Teams presented significant challenges for a Tier-1 Global Bank. Transcription ownership is tied to the meeting organiser, and bots require higher-level permissions that are unsuitable for enterprise environments. Existing MS Teams Copilot solutions locked the
AutomatedCompliance-Ready Charting Notes
60–80% ETL Modernization Automation Accuracy
Informatica to Databricks - GenAI-Powered ETL Modernization
A Tier-1 Global Bank was extensively reliant on Informatica for their ETL processes, resulting in high licensing, infrastructure, and operational costs. The client required a cost-effective, modern, cloud-based alternative and identified Databricks as their preferred target platform for modernization
60–80%ETL Modernization Automation Accuracy
70% Reduction in Manual Effort
GenAI Automates Test Cases for 600+ Customer Communications
A Tier-1 Global Bank needed to validate 600+ printed customer communication letters - covering images, text, and formatting - against strict print specifications. Each test case was manually written by the client, requiring precise validation of formatting, text positioning, and layout adherence. Th
70%Reduction in Manual Effort
Faster First-Response Time
Client Contact Centre Transformed with RAG-Powered AI Chat Assistant
Customer service representatives at a Tier-1 Global Bank were tasked with answering complex queries across a wide range of product procedures, rules, and features. The information needed to respond accurately was dispersed across the product website, internal SharePoint, documents, and training mate
FasterFirst-Response Time
90%+ Migration Accuracy Achieved
600+ KornShell Jobs Modernized with GenAI-Powered Code Migration
The client had developed 600+ KornShell (KSH) and Sybase SQL custom scripts over the years, relying on an outdated version of FIS Mid-Office. When FIS announced a tight deadline for sunsetting support of this version, the client was required to migrate all custom scripts to a new version compatible
90%+Migration Accuracy Achieved
Blog & Resources
Insights & Thought Leadership
Blog
Oct 2026
Beyond One-Size-Fits-All: Why Insurance Document Processing Needs a Customized AI Intelligence Layer
Learn how insurers and MGAs can move beyond one-size-fits-all IDP with AI built for their documents, rules, and workflows.
Read article
Blog
Mar 2025
Mainframe Modernization: Avoiding Downtime and Disruption
Learn how to modernize legacy mainframe systems without downtime using automation, phased rollouts, and hybrid cloud strategies.
Read article
Blog
Feb 2025
Can the Cloud Replace Mainframes?
Cloud can’t replace everything. Learn when to keep your mainframe, when to switch, and how to build a smart hybrid system.
Read article
Blog
Sep 2024
Artificial Intelligence (AI) In Insurance
Explore how AI is revolutionizing insurance with faster claims, better risk assessment, and improved customer experience. Learn more today!
Read article
Blog
Nov 2023
Revolutionizing Loss Run Reports: The Impact of Cognitive Document Processing in P&C Insurance industry
Discover how Cognitive Document Processing (CDP) revolutionizes Loss Run report handling in P&C insurance with automation, AI-driven accuracy, and cost savings.
Read article
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