Software and Product Engineering

40+ digital banking apps moved from on prem to Azure, built AI native

A full digital banking estate, 40+ applications running on aging on prem infrastructure, was migrated to Azure using AI native development on Astra Engineering, cutting the time and cost a migration this size would normally take.

The Opportunity

A global credit union serving members worldwide was running its entire digital banking estate on aging on premises infrastructure. It was expensive to keep running, hard to scale, and slow to change.

A move to the cloud was the obvious answer, but migrating all the applications the traditional way, replatforming them manually app by app, would have taken years and a large team. The credit union needed a way to move faster, without the traditional migration cost and timeline.

The Transformation

All the applications were migrated from on prem to Azure using AI native development on Astra Engineering. AI agents handled the bulk of the work, analyzing each application, rearchitecting it for the cloud, and generating and running tests, while engineers reviewed and approved at every gate. It turned a migration that would normally take years of manual replatforming into a faster, more predictable program.

The estate moved to the cloud faster, at lower cost, and with less manual rework than a traditional migration.

  1. 40+ Applications, One Migration Program

    The credit union's full digital banking estate was moved to Azure under a single migration program, rather than separate one off efforts.

  2. AI Native Migration with Astra Engineering

    Astra Engineering put AI agents to work on the heavy lifting of migration: reading and understanding each legacy application, rearchitecting it for the cloud, and generating the tests that proved it still worked, with engineers reviewing and approving before anything shipped. It made migrating these applications a matter of months, not years.

  3. Modern Identity & Tokenized Payments

    As each application moved to Azure, legacy logins were replaced with a modern identity layer, and payment details were tokenized rather than stored in the clear, built to meet financial services security and accessibility standards from day one, not bolted on afterward.

  4. Faster, Cheaper Migration, Lower Ongoing Cost

    AI native development shortened the migration timeline and reduced the manual engineering effort a replatform of this size would normally take, and once live on Azure, the credit union retired the cost of running and maintaining the applications on its own on prem infrastructure.

Impact
40–45%

Faster migration timeline vs. traditional manual replatforming

30–35%

Lower migration cost vs. a conventional lift and shift approach

$6–10M

Annual savings from retiring on premises infrastructure across all the apps

~90%+

Automated test coverage generated during migration, ahead of typical manual coverage

Cloud Partner: Microsoft Azure, with AI native development on Astra Engineering
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