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Coderials

Digital Transformation

Move off aging systems without breaking the business that depends on them

We migrate legacy applications to modern, supportable platforms with a phased cutover plan that keeps your operations running throughout.

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The overview.

Systems built a decade ago accumulate risk quietly — unsupported frameworks, single points of failure, and the one engineer who understands how it all fits together. We re-platform your legacy applications onto modern infrastructure with a documented migration plan, parallel-run validation, and a fixed cutover date, so the risk of the old system doesn't outlast its usefulness.

10-16 wks

Avg. migration timeline

3-5

Engineers per engagement

Zero-downtime

Cutover guarantee

What’s included.

Legacy system audit

We inventory the existing codebase, data stores, and integrations to map exactly what needs to move and what can be retired.

Migration roadmap

A phased plan sequencing which components move first, based on risk, dependencies, and business impact.

Data migration & validation

Scripted, auditable data transfer with reconciliation checks to confirm nothing is lost or corrupted in transit.

Parallel-run testing

Old and new systems run side by side against real workloads until output parity is proven, not assumed.

Zero-downtime cutover

A rollout plan with rollback checkpoints so switchover happens without interrupting the business.

Post-migration monitoring

We watch the new system closely in the weeks after go-live and tune performance based on real usage.

How we work.

  1. 01

    Audit

    We assess the legacy application, its dependencies, and its data to understand what's actually being replaced.

  2. 02

    Plan

    We design the target architecture and sequence the migration into phases that limit risk at each step.

  3. 03

    Migrate & validate

    We move code and data in stages, running the new system in parallel until it's proven equivalent or better.

  4. 04

    Cut over & support

    We execute the final switchover on a fixed date and stay engaged to resolve anything real usage surfaces.

Typical engagement

3-5

Engineers per engagement

No open-ended timelines, no scope creep — just software that ships on a schedule you agreed to.

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Technologies we use.

DockerKubernetesPostgreSQLAWS Database Migration ServiceTerraformNode.jsPythonRedis

Frequently asked.

  • Yes. We run the legacy and new systems in parallel and validate output parity before cutover, so the switch happens with zero downtime for your users.

Ready to talk about legacy application migration?

Let’s figure out the right approach together.

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