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elitics.io logo - software engineering agencyelitics.io

Engineering the digital future from the heart of the Balkans. We build scalable systems, AI models, and world-class products.

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Legacy Modernization

Modernize Your
Legacy Systems.

We transform outdated monolithic applications into modern, cloud-native architectures. Incrementally, safely, and without disrupting your business operations.

Start Modernization

The Legacy Problem

Every year you wait, the cost of modernization increases exponentially.

Security Vulnerabilities

Outdated frameworks with unpatched CVEs expose your business to breaches. End-of-life software receives no security updates.

Development Velocity

New features that should take days take weeks. Developers spend 70% of their time working around legacy limitations instead of building value.

Mounting Maintenance Cost

Finding developers who know COBOL, Classic ASP, or legacy Java frameworks gets harder and more expensive every year.

Our Modernization Methodology

We don't do big-bang rewrites. We use proven, incremental strategies that reduce risk and deliver value at every step.

  • Lift & Containerize

    Containerize existing applications with Docker and orchestrate with Kubernetes for immediate scalability and deployment improvements.

  • Decouple & Strangler Fig

    Extract functionality from the monolith into microservices one module at a time, routing traffic via an API gateway.

  • Frontend-First Rewrite

    Replace the UI layer with a modern React/Next.js frontend while keeping the existing backend as an API, then modernize backend incrementally.

class LegacyUserController {
public function login() { ... }
}
// Modern API Route - Type-safe
export const
authHandler
=
async
(req, res) => {
// Validated via Zod
const { email, password } = req.body;
const token =
await
AuthService.login(email, password);
return res.json({ token });
}