AI-driven modernisation, Hedon Data & IA, Hedon
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Hedon Data & IA

AI-driven modernisation

“My information system is old and critical. I can’t afford to break it.”

A critical information system can’t be rewritten overnight. We use AI to understand, document and evolve what you already have, step by step, with no service interruption and no risky technology bets.

Our approach

Modernise without disruption, at your own pace.

We start by understanding what’s there before we consider any rewrite, to secure every stage of the migration.

  • Automated analysis and documentation of legacy systems (knowledge recovery).
  • AI-assisted code rewriting and migration.
  • Adding AI features to existing systems step by step, without a full rewrite.
  • Migration strategies with no service interruption.
Project examples

The kind of projects we deliver.

Developers working together on a system modernisation
Undocumented system

Recovering legacy business logic

Recovering the business logic of an undocumented legacy system before committing to a migration.

Critical migration

AI-assisted migration

AI-assisted migration of a critical application to a modern architecture, in controlled stages.

Existing systems preserved

AI added to an existing ERP

Adding an AI recommendation module to an existing ERP, without overhauling the whole system.

Examples of the kind of projects our teams deliver.

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01

Focused on results

A pragmatic approach built around real results and efficiency, not technology for show.

02

Scoping first

We define the project before we talk about tools, so we avoid dead ends.

03

Real-world delivery

We take solutions all the way to production, not just to prototype.

04

Plain speaking

Complex topics made clear and practical, with no needless jargon and no overpromising.

FAQ

The questions we hear most often.

Our system is old and critical. Can you really modernise it without breaking everything?

Yes, that’s exactly our approach: adding AI features to what exists, step by step and without a full rewrite, so there’s no service interruption on a system you rely on every day.

How does AI help make sense of an old system with no documentation?

We use AI to automatically analyse and document the business logic buried in legacy code, work that would otherwise take a human team weeks of manual digging.

Do we need to move to a new technical stack to modernise?

Not necessarily. Where possible we prefer to add features to what exists gradually, and keep full migration for cases where the old stack is genuinely holding you back.

What are the risks of an AI-assisted rewrite?

The main risk is losing implicit, undocumented business logic. That’s why we always start by recovering that knowledge before any rewrite, so we can validate what must be preserved.

Can we modernise in stages rather than all at once?

Yes, and it’s the approach we recommend for critical systems: gradual, reversible steps rather than a risky big bang.

Have an existing system to evolve?

Tell us about your context. We’ll get back to you shortly to map out a path with no disruption.