custom app and saas development

Legacy app modernization, upgrade and migration

Re-platform without a full rewrite. Fix old apps in waves, keep your data safe, migrate with rollback plans, and modernize without downtime. PHP, Rails, Django, Java, .NET, AngularJS, Backbone or jQuery. No big-bang rewrite.

Legacy replaced without data loss. Rollback plan documented before we start.

Serving India3-step processUpdated 15 Oct 2026
  • old code nobody wants to touchmodern, modular platform developer experience
  • security debtcurrent security posture risk
  • no observabilitymetrics, traces and logs operations

Overview

We fix old apps. We add new features. We keep your data safe. We migrate with rollback. We do it in steps.

Why choose us

  • No big-bang rewrite
  • Modernization roadmap with clear wins
  • Data migration with rollback
  • Documentation and training

Our AI angle

We use AI to help the migration: code translation, test generation, dependency analysis.

Process

  1. Audit. We audit the old system.
  2. Wave 1. We fix the lowest-risk part first.
  3. Wave N. We keep fixing in steps until the old system is gone.

Deliverables

  • Modernization roadmap
  • Re-platform in waves
  • Data migration with rollback
  • Observability: metrics, traces and logs
  • Documentation and training

Expected results

  • From old code nobody wants to touch to modern, modular platform developer experience.
  • From security debt to current security posture risk.
  • From no observability to metrics, traces and logs operations.

What is included

  • Modernization roadmap
  • Re-platform in waves
  • Data migration
  • Observability

Who this is for

  • Companies on legacy stacks
  • Teams without a clear plan
  • Businesses with technical debt

Questions

Frequently asked questions

Re-platform without a full rewrite. Fix old apps in waves, keep your data safe, migrate with rollback plans, and modernize without downtime. PHP, Rails, Django, Java, .NET, AngularJS, Backbone or jQuery. No big-bang rewrite.

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Legacy replaced without data loss. Rollback plan documented before we start.