Legacy assessment
Map code, data, dependencies, users and operational risks.
Software & Systems
Modernise software without losing operational continuity.
We assess dependencies, connect what still works and migrate data and features in stages, with validation, monitoring and recovery plans proportionate to the risk.
Modernisation does not require replacing every system at once; the sequence depends on critical processes, integrations and the team’s ability to validate changes.
29 yearsof professional experience
300+projects delivered
Global deliveryfrom Brazil
Confidentialityand security
Continuoussupport
What is included
Concrete deliverables connected to the operating outcome.
Integration plan
Identify systems that can be preserved and connected.
Validated migration
Move data and functions with checks against agreed criteria.
Gradual replacement
Replace components in manageable stages rather than a single cutover.
Operational continuity
Plan releases around critical work and its owners.
Recovery plan
Define how to detect problems and restore service when needed.
Technology in context
Technologies and practices related to this solution.
The stack is selected for each project according to existing systems, security, scale and operational needs. Select a technology to learn what it is, how it works and where it applies.
Technologies and platforms
Technical practices and resources
- APIs
Delivery approach01 02 03 04
From business context to reliable operation.
Business context and discovery
Goals, users, constraints and risks are made explicit.
Architecture and executable roadmap
Priorities, interfaces and success criteria become an executable plan.
Incremental delivery and validation
Small, testable releases reduce risk and make progress visible.
Measurement and continuous evolution
Operational data and feedback guide the next investment.
Complete perspective
Modernise software without losing operational continuity: strategy, implementation and measurable results.
When this work is relevant
Modernisation does not require replacing every system at once; the sequence depends on critical processes, integrations and the team’s ability to validate changes. It is especially relevant when critical work depends on disconnected tools, manual controls, delayed information or technology that can no longer support growth.
ZERO-D assesses users, data, integrations, security, infrastructure, continuity and total cost before recommending a technology path. Existing systems that still create value can be preserved and integrated.
How results are measured
Success criteria are tied to the operating goal: cycle time, availability, adoption, quality, rework, cost, security or decision speed. The baseline, evidence source and target are agreed before implementation.
Documentation, observability, training and knowledge transfer support long-term ownership across locations and time zones. English-language collaboration is combined with delivery expertise from Brazil.
In-depth operation
From the everyday challenge to a sustainable platform.
Operating context and priorities
We assess dependencies, connect what still works and migrate data and features in stages, with validation, monitoring and recovery plans proportionate to the risk.
The engagement begins by making users, processes, information, dependencies, constraints and expected outcomes explicit. This creates a shared view of what needs to change and why.
Architecture, integration and delivery
Modernisation does not require replacing every system at once; the sequence depends on critical processes, integrations and the team’s ability to validate changes.
Architecture and delivery decisions consider security, data ownership, integrations, continuity, adoption, observability and total cost. Work is organised in testable increments with visible acceptance criteria.
Ownership and continuous improvement
Documentation, training, operational measures and knowledge transfer are part of the delivery rather than activities postponed until launch.
After implementation, performance and feedback guide support, optimisation and the next product or technology investments.
Frequently asked questions
What international clients need to know.
Can ZERO-D work with an existing team and technology stack?
Yes. Responsibilities, tools, architecture constraints and decision rights are agreed at the beginning so the engagement complements the current organisation.
How is the initial scope defined?
Business rules, users, integrations, non-functional requirements, data and risks are analysed before an estimate. Discovery can reduce uncertainty when the context is still evolving.
Can existing platforms and legacy systems be integrated?
Yes. APIs, adapters, events and controlled data flows can preserve systems that still create value while limiting new dependencies.
How are security and privacy addressed?
Requirements, access, data handling, logs, infrastructure and operational responsibilities are evaluated from architecture through production.
Can delivery continue after launch?
Yes. Support, monitoring, cloud operations and a prioritised evolution backlog can be included according to criticality and demand.
Next step
Start a conversation →Turn your scenario into a practical roadmap.
Share the context, initial scope and priorities with our team.