.NET modernization · 15–20 years each

Modernize with engineers who understand both sides. The legacy system and what replaces it.

Modernization needs more than knowledge of the newest framework. Our engineers have worked through the evolution of the Microsoft stack—from Visual Basic .NET and early .NET systems to modern .NET, distributed architectures and cloud platforms.

Project communication: English · Working hours: CET/CEST

5senior engineers
15–20years each
Legacy + newtechnology fluency
Englishproject language

Why experience matters

The difficult part is not knowing the destination. It is understanding what cannot be lost on the way.

Legacy platforms contain years of business decisions, edge cases and integrations. Engineers who know both generations can distinguish obsolete technology from valuable behavior—and design a safer path forward.

01 / UNDERSTAND

Read the legacy system in context

Recognize older patterns, dependencies and constraints without treating every unfamiliar choice as a mistake.

02 / BRIDGE

Choose realistic transition points

Connect the old and new safely through staged migration, modularization, APIs or selective replacement.

03 / MODERNIZE

Build for the next stage

Apply modern .NET, cloud and architecture practices where they create lasting operational and business value.

Experience across healthcare, finance, railway and logistics, facility management, government, education, sports betting and digital commerce.

Start with the system you have

Show us the legacy platform and what the business needs it to become.

Share the technology, current constraint and desired outcome. Dragan will respond directly with an honest assessment of the fit.

Email 00IT info@00it.co +385 99 3255 046 English · Zagreb, Croatia · CET/CEST