Legacy Application Modernization
Modernize the parts that slow your team down while protecting working user journeys.
Discuss your project ↗Price on request · Architecture assessment + staged implementation
Where I can help
I help teams move an existing application toward a more maintainable architecture through incremental changes. We start with the constraints, dependencies and business flows that a modernization effort must preserve.
- Assess architecture, dependencies and sources of recurring rework.
- Define migration boundaries and prioritize high-impact modules.
- Implement selected refactors, component improvements or integration changes.
- Add validation and a release strategy for each migration step.
What you get
- A modernization assessment and dependency map.
- A staged migration plan with acceptance and rollback criteria.
- An implemented pilot or agreed modernization increment.
- Architecture decisions and a roadmap for the remaining work.
How we work
We agree on the problem, access, decision owners and acceptance criteria first. I review the current context, propose a focused scope and work with your team through the agreed deliverables. Progress, open risks and the next owner are documented throughout.
Worked across React, React Native, legacy front-end codebases and enterprise commerce environments, evaluating maintainability, performance and integration constraints.
Before we start
What engagement format works best?
Architecture assessment + staged implementation. We confirm scope, availability and responsibilities before starting.
What will we use to assess progress?
A modernization assessment and dependency map. A staged migration plan with acceptance and rollback criteria. An implemented pilot or agreed modernization increment. Architecture decisions and a roadmap for the remaining work.
What are the boundaries?
A full rewrite is a decision to justify, not the default. Migration scope and supported technologies are confirmed after assessment.
What do you need to get started?
An overview of your product, current challenges, relevant documentation and the people responsible for decisions. Repository or system access is agreed only where needed.
Let’s talk about your project.
A free 30-minute discovery call. English or Portuguese.