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AI Legacy Modernization

Untangle Legacy Systems With AI-Assisted Assessment

Modernise without losing what the enterprise depends on.

Legacy systems rarely fail loudly, they fail slowly, in the assumptions buried in code nobody wants to touch. This is Misi-Ziibi's own engagement, using AI-assisted assessment and migration to untangle legacy systems while preserving the business logic the enterprise depends on.

What AI-assisted assessment finds

Before
Undocumented business rules
Dead code paths
Hard-coded dependencies
After
Mapped & documented logic
Cleared of dead weight
Ready to re-platform

AI-assisted code analysis, reviewed by senior engineers before a single line is migrated.

What We Do

Assessment, Preservation, Migration

Three disciplines, applied together, so modernisation does not become a rewrite of business logic nobody signed off on.

AI-assisted code assessment

AI tooling scans the legacy codebase for structure, dependencies and dead paths, giving engineers a map before they touch anything.

Business logic preservation

The rules the enterprise actually depends on are identified and preserved, not silently rewritten as a side effect of migration.

Migration & re-platforming

A predictable path off platforms that no longer serve the business, executed with the same delivery accountability as any other engagement.

How We Work

A Predictable Path From Legacy to Live

Four stages, each with a decision point, so modernisation stays a managed programme rather than an open-ended rewrite.

01

Assess

AI-assisted scan of the codebase: structure, dependencies, dead paths and risk.

02

Map

Business logic extracted and documented before any migration decision is made.

03

Migrate

Re-platform in controlled stages, with the mapped logic as the acceptance criteria.

04

Validate

Confirm the new system behaves exactly as the old one did, where that behaviour mattered.

Who It Is For

Enterprises Where the Old System Still Runs the Business

Legacy core systems past their supported life Mainframe-to-cloud migrations Undocumented business logic Platforms blocking AI adoption M&A-driven system consolidation
Get Started

Ready to Modernise Without the Risk?

Tell us which system is holding you back. We will scope the assessment before anything is migrated.