2x
Faster Time-to-Ship
99.9%
Uptime Engineering Standard
30%
Lower Total Dev Cost

The Challenge

Why Enterprises Struggle

Understanding the operational and financial risks that make Legacy Modernization critical for modern businesses.

⚠ Outdated Monolithic Codebases

Decades-old legacy software written in obsolete languages becomes impossible to maintain, patch, or scale efficiently.

⚠ High Maintenance Overhead

Maintaining legacy mainframes consumes up to 80% of enterprise IT budgets, leaving zero margin for digital innovation.

⚠ Inability to Integrate Modern Cloud Tools

Legacy systems lack APIs, blocking integration with modern SaaS tools, AI analytics, and mobile interfaces.


Our Methodology

How We Deliver Legacy Modernization

A proven 4-phase approach that minimizes risk, maximizes ROI, and ensures measurable business outcomes from day one.

01

Code Audit & Mapping

We perform static code analysis and dependency mapping to understand business rules buried inside legacy systems.

02

Strangler Fig Pattern

Gradually replacing legacy components with cloud-native microservices without stopping active production workloads.

03

Database Re-platforming

Migrating legacy SQL databases to scalable cloud databases with automated data validation and zero data loss.

04

Continuous Parallel Testing

Running old and new systems concurrently to verify exact output equivalence before final cutover.


Core Capabilities

What Sets Our Legacy Modernization Apart

Enterprise-grade solutions engineered with deep domain expertise and cutting-edge technology.

🔄

Strangler Fig Pattern

Gradually replace legacy components with modern services — zero big-bang risk, continuous business operation.

☁️

Cloud Migration

Lift-and-shift or re-architect for cloud-native deployment on AWS, Azure, or GCP with auto-scaling.

📋

Code Assessment

Deep static and dynamic analysis of legacy codebases to map dependencies, risks, and modernization priorities.


Technology Stack

Powered by Enterprise Technologies

We leverage only the most resilient, battle-tested technologies trusted by Fortune 500 companies worldwide.

Java Spring Boot Java Spring BootNode.js Node.jsDocker DockerKubernetes KubernetesPostgreSQL PostgreSQLAWS Elastic Beanstalk AWS Elastic BeanstalkM MicroservicesKafka Kafka

Industry Applications

How Industries Use Legacy Modernization

Real-world applications demonstrating measurable business impact across diverse industry verticals.

Banking

Decoupling legacy core banking systems to expose secure REST APIs for digital customer onboarding.

Insurance

Migrating policy administration software to microservices, reducing claims processing cycles from weeks to hours.

Public Sector

Transforming paper-heavy municipal record archives into secure, cloud-hosted digital governance portals.

Featured Case Study

Modernizing Core Claims System for Regional Insurer

We migrated a 20-year-old COBOL/VB6 system to cloud-native microservices, saving $1.2M annually in maintenance fees.

View More Case Studies

$1.2M

Annual Cost Savings


0

Downtime during Migration


"Karan Infosys pulled off what three previous vendors failed to do — fully modernizing our legacy infrastructure safely."

— CIO, Insurance Enterprise


FAQ

Enterprise FAQ

Common strategic questions about our Legacy Modernization solutions and how they drive business outcomes.

How long does modernization take?

Depends on system complexity — we use phased approaches ranging from 3 months to 18 months for large systems.

Will we lose data during migration?

Never — we perform full data validation with checksums and parallel running to guarantee zero data loss.

Can you modernize COBOL/mainframe systems?

Yes — we have experience migrating COBOL, RPG, and mainframe systems to modern Java/.NET/Python stacks.

How much does this typically cost?

It depends on scope, timeline, and whether you need a one-time engagement or ongoing support — so we don't quote generic packages. After a free consultation, we send a detailed, itemized quote with no hidden fees.

How long will this take to get started?

We schedule a scoping call within 48 hours of your first message. From there, you'll get a realistic timeline before anything is signed — typically a few weeks for focused engagements, longer for larger transformations.

Why work with you instead of hiring in-house?

An in-house hire means recruiting, onboarding, benefits, and the risk of losing knowledge when they leave. We give you senior-level expertise on demand, without the fixed overhead, and you can scale the engagement up or down as your needs change.


Industry Coverage

Industries We Serve

See how our expertise in this service area transforms businesses across key industries.

Ready to Transform Your Legacy Modernization?

Contact our enterprise team today for a complimentary strategy consultation. Our architects will assess your needs and propose a tailored solution roadmap.

Schedule Strategy Call Back to Services