Services
Modernize legacy systems without disrupting operations.
Rebuild aging software into fast, secure, AI-ready platforms, incrementally and with zero downtime.
Aggregate results across recent engagements; savings depend on baseline.
What it costs you today
Legacy is slowing growth
Every new feature costs 3x what it should. Releases take weeks. Talented engineers won't join.
Security & compliance risk
Unpatched frameworks, missing audit trails, expiring vendor support and fragile access controls.
Can't integrate
Modern SaaS and AI can't reach into the old system without brittle screen-scraping.
High maintenance cost
Specialist contractors, aging hardware and license fees consume budget without adding value.
What we deliver
Legacy assessment & audit
Code, data, infra and dependency audit with a prioritized modernization roadmap.
Re-architecture
Modular, service-oriented target architecture designed for scale and AI-readiness.
Cloud migration
Lift-and-shift, replatform or rearchitect on AWS, Azure or GCP.
Data migration
Zero-loss data migration with dual-write, verification and reversible cutover.
API & integration layer
A clean API skin over legacy internals so modern systems can plug in immediately.
Incremental, zero-downtime modernization
Strangler-fig migration, capability by capability, without a big-bang cutover.
How it works
Audit
Code archaeology, data mapping, risk register.
Plan
Target architecture and phased migration roadmap.
Migrate
Incremental delivery behind a routing/API layer.
Integrate AI
Layer AI, automation and analytics on the modern stack.
Support
Post-migration operations, monitoring and evolution.
Technology & tools
Where this applies
Aggregate results across recent engagements.
Why teams choose Appnox
Zero-downtime discipline
Rehearsed cutovers, dual-run systems and reversible migrations.
AI-ready target state
Not just a rewrite, a platform ready for automation and AI.
Senior engineers on legacy stacks
We staff engineers who've actually shipped .NET, Java and monoliths in production.
Modernize while you sell
Revenue keeps flowing while the platform gets better.
Cloud & compliance ready
Target architecture designed for HIPAA-aware and enterprise controls.
One partner, full lifecycle
Assess, plan, migrate, integrate, support.
Frequently asked questions
Let’s talk.
Share what you’re trying to solve. A senior engineer, not an SDR, will reply within 1 business day.