Legacy System Modernization

Oracle SOA, SAP PI, Legacy Java EE Migration

Proven: 1,500-Store Retail Migration

What We Modernize

From Legacy to Modern Enterprise Architecture

Legacy Java EE

  • Migration zu Spring Boot
  • Microservices Architecture
  • Docker & Kubernetes

Oracle SOA Suite

  • REST API Migration
  • Event-Driven Architecture
  • Cloud-Native Services

SAP PI/PO

  • Moderne Integration Patterns
  • API-First Approach
  • Reduzierte Lizenzkosten

Zero-Downtime Migration Strategy

1

Analysis & Assessment

Detailed inventory of your legacy systems, dependencies, and business processes

2

Gradual Migration

Strangler Fig Pattern - build new functionality parallel to legacy system

3

Continuous Operations

Blue-Green Deployment - no downtime, no risk to your production

4

Knowledge Transfer

Your team is empowered to maintain and further develop the modernized system

Frequently Asked Questions about Legacy Modernization

What is legacy system modernization?

Legacy system modernization is the process of transforming outdated software systems into modern, maintainable, and scalable applications. This includes migrating from Java EE to Spring Boot, Oracle SOA to REST APIs, and SAP PI/PO to modern integration patterns.

How long does a modernization project take?

Project duration depends on system complexity. Typical projects range from 3–18 months. We use a zero-downtime migration strategy with the Strangler Fig Pattern, allowing incremental modernization without disrupting operations.

What are the risks of legacy system modernization?

Main risks include business disruption, data loss, and functionality gaps. We mitigate these through comprehensive analysis, automated testing, parallel operation of old and new systems, and incremental migration strategies.

Why should I modernize my legacy system?

Benefits include reduced maintenance costs, improved security, better performance, and easier scaling. Modern systems support cloud deployment and microservices architecture, and make it easier to recruit new developers.

Can you guarantee zero downtime during migration?

Yes, we use Blue-Green Deployment and the Strangler Fig Pattern to ensure business continuity. New functionality is built parallel to the legacy system, allowing a gradual transition without service interruption.

Modernize Legacy System?

Talk to an expert about your modernization strategy