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LEGACY SYSTEM MIGRATION

Modernize your legacy system without stopping operations

We migrate outdated systems to modern technologies with security, preserving data and operational continuity throughout the entire transition.

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THE PROBLEM

Legacy systems cost more than they seem

Keeping an old system in production seems cheaper than migrating — but hidden costs add up fast:

  • Discontinued technology with no vendor or community support
  • Impossible to integrate with modern APIs, ERPs or digital platforms
  • Hard to hire developers for obsolete languages and frameworks
  • Growing risk of failures and security breaches without security patches
  • Every new feature becomes more expensive and slower to implement
THE SOLUTION

Modernization with zero downtime

Our migration methodology ensures full operational continuity during the transition, with guaranteed rollback at every stage.

Detailed technical diagnosis

We map the entire codebase, dependencies, integrations and data before proposing any migration strategy.

Incremental migration

We replace the legacy system in parts, with both environments running in parallel — no big bang and no risk to the business.

Data preservation and migration

We migrate 100% of historical data with cross-validation, ensuring complete integrity and traceability.

Modern and documented stack

The new system arrives with complete documentation, scalable architecture and technologies with broad market support.

HOW IT WORKS

Safe migration in stages

  1. 1

    Diagnosis and inventory

    We audit the current system: code, database, integrations, users and data volumes to scope the project.

  2. 2

    Migration strategy

    We define the approach (rewrite, lift-and-shift or strangler fig) and the timeline with clear milestones and rollback points.

  3. 3

    Parallel development

    We build the new system while the legacy remains in production, with data synchronization between environments.

  4. 4

    Data migration

    We execute data migration with validated scripts, complete reconciliation and a period of parallel operation.

  5. 5

    Transition and decommissioning

    Planned cutover with minimal maintenance window, team training and gradual shutdown of the legacy system.

Pronto para começar?

Converse com nossa equipe e descubra como podemos ajudar o seu projeto a sair do papel.

FAQ

Questions about system migration

No. Our incremental migration methodology keeps both systems running in parallel. The final cutover is planned for a maintenance window of at most a few hours, usually outside business hours.

All historical data is migrated and validated before the transition. We perform complete reconciliation between environments to ensure no data is lost or corrupted.

Every stage has planned rollback. Additionally, we maintain an intensive post-migration support period with a differentiated SLA for immediate response to any incident.

We have experience migrating legacy PHP systems, Delphi/VB applications, Access/SQL Server databases, Desktop to Web systems, and monoliths to more modern architectures.

We perform a free technical analysis of your current system, mapping complexity, risks and estimating migration effort. Based on that, we present a detailed proposal with timeline and investment.