Application Modernization

Turn Your Legacy Applications into Modern, Competitive Solutions

Núvoli modernizes your applications while preserving the business knowledge you have already built, and implements technologies and architectures that prepare your company for what comes next.

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Why Modernize Your Systems?

Significant reduction in maintenance and operating costs
Greater agility to ship new functionality
Better user experience and productivity
No more risk from obsolete, unsupported technologies
Simpler integration with modern systems and technologies
Readiness for cloud and digital transformation
Scalability to keep pace with business growth

Our Modernization Approaches

Different strategies adapted to the needs of your business and the current state of your systems.

Refactoring and Restructuring

Internal redesign of code and architecture without changing external behavior, improving quality, maintainability and performance.

  • Static code analysis and identification of technical debt
  • Refactoring of critical and high-risk components
  • Adoption of modern design patterns
  • Better modularity and fewer dependencies
  • Test automation to keep the system stable during refactoring

Reengineering and Redesign

Rebuilding the system with modern technologies, preserving the essential business logic while completely renewing the technical implementation.

  • Reverse engineering for complete documentation
  • Redesign with modern patterns (microservices, API-first)
  • Migration to current frameworks and languages
  • Modern, responsive user interfaces
  • Gradual transition with the strangler pattern to reduce risk

Encapsulation and API Enablement

Exposing legacy system capabilities through modern APIs, enabling integration with new applications without discarding your existing investment.

  • Development of API layers on top of existing systems
  • API Gateway and centralized management
  • Abstractions that simplify access to legacy systems
  • Gradual decomposition strategy
  • API governance and lifecycle management

Cloud Migration

Moving on-premise systems to AWS, using the migration as an opportunity to modernize architectures and adopt managed services.

  • Compatibility analysis and migration strategy
  • Application containerization for portability
  • Adoption of AWS managed services to reduce operational load
  • Implementation of cloud-native architectures
  • Automation with IaC (Terraform, CloudFormation) and CI/CD

What Sets Us Apart

Structured Methodology

We apply a proven modernization methodology that minimizes risk and maximizes the value delivered at every stage.

  • Detailed analysis of the application portfolio
  • Assessment of technical health and business value
  • Prioritization based on risk, value and complexity
  • Planning of a phased modernization roadmap
  • Execution in incremental cycles with value in every delivery

Incremental Approach

Our progressive strategy lets you capture value continuously, without interrupting critical operations.

  • Decomposition of monolithic systems into manageable components
  • Modernization organized by business domain
  • Legacy and modern systems running side by side
  • Patterns such as Strangler Fig and Branch by Abstraction
  • Continuous value delivery with constant validation

Knowledge Preservation

We value and preserve the business knowledge embedded in your existing systems, so critical rules are never lost.

  • Reverse engineering to document business rules
  • Domain experts involved throughout the process
  • Documentation and modeling of critical processes
  • Test automation to capture expected behavior
  • Knowledge transfer to internal teams

Specialized Team

Experienced professionals in application modernization and software architecture across a wide range of industries.

  • Architects experienced in both legacy and modern systems
  • Specialists from mainframe to microservices
  • Engineers versed in migration patterns
  • DevOps engineers for automation and CI/CD
  • Consultants with experience in different industries

Our Modernization Methodology

A structured process to make modernization succeed with minimum risk and maximum value.

Discovery and Assessment

Detailed analysis of the current state and definition of objectives.

Strategy and Roadmap

Definition of the technical approach and modernization plan.

Prototyping

Validation of key concepts and technical approaches.

Incremental Implementation

Gradual modernization with continuous value delivery.

Validation and Testing

Rigorous verification of functionality and requirements.

Transition

Careful migration of users and processes to the new systems.

Continuous Evolution

Support and continuous improvement after modernization.

References

Case studies published by AWS

Market references documented by AWS itself in equivalent scenarios. Each card links to the original story published on the AWS site.

Digiturk

Turkey

Modernization of legacy .NET applications on AWS led by partner Kloia, moving away from traditional licensing and infrastructure.

Published result

AWS published 65% cost savings with the .NET modernization.

Read on the AWS site

Alcon

Global

The eye care company modernized its Custom Pak Designer application using AWS serverless services, moving away from a legacy architecture.

Published result

Serverless modernization case published by AWS.

Read on the AWS site

DB Cargo

Germany

Modernization of a critical application that ran on a mainframe, moving the workload to AWS.

Published result

Mainframe modernization case published by AWS.

Read on the AWS site

Nubank

Brazil

More than one hundred applications migrated to Amazon RDS for Oracle, replacing manual database administration with a managed service.

Published result

AWS reports latency up to 50% lower after the migration.

Read on the AWS site

The cases above are customer stories published by Amazon Web Services. The results cited belong to the companies mentioned and serve as a reference for what is technically achievable on AWS. They do not represent results delivered by Núvoli, nor a guarantee of equivalent performance, since every environment has its own context.

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