Alex Kukarenko

Alex Kukarenko

Director of Legacy Systems Modernization

Alex Kukarenko is Director of Legacy Systems Modernization at Devox Software, where he helps organizations replace technical fragility with stability. He leads engineering teams that pair sound architecture with disciplined delivery, so modernization efforts produce measurable business results rather than endless refactoring. Over fifteen years, Alex has guided companies through complex transitions that keep systems running while they evolve. His articles examine how to modernize legacy systems responsibly, manage technical risk, and deliver change without disrupting the business.

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Insights

Latest Articles From Alex Kukarenko

The 2026 Legacy Modernization Report: Research Insights and Strategic Roadmap

The 2026 Legacy Modernization Report: Research Insights and Strategic Roadmap

If you want a clear view of how AI, automation, and hybrid cloud are reshaping legacy systems in 2026, this report weaves Gartner, McKinsey, IDC, and Forrester research into a modernization roadmap you can confidently act on.

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Top 10 Integration Challenges in Enterprise Modernization (and How to Solve Them)

Top 10 Integration Challenges in Enterprise Modernization (and How to Solve Them)

This guide breaks down the ten integration challenges that slow modernization in 2025 and shows the architecture patterns that actually work inside large, aging enterprise environments.

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Hybrid Migration Approach: Running Old MVC and New React in Parallel During Transition

Hybrid Migration Approach: Running Old MVC and New React in Parallel During Transition

How to choose between incremental and big-bang modernization — treating it as a leadership discipline and running a hybrid 'Stabilize – Modularize – Transform' play that balances risk, ROI, and uptime.

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How to Modernize Legacy Systems Without Disrupting Operations: A Practical Guide

How to Modernize Legacy Systems Without Disrupting Operations: A Practical Guide

This guide shows how to evolve legacy systems safely. You’ll learn how to map opaque estates, stand up a product-driven MVP, bridge old and new, and switch traffic with zero user impact.

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Refactor vs Rewrite vs Replatform: What’s Right for Your Business in 2026

Refactor vs Rewrite vs Replatform: What’s Right for Your Business in 2026

To de-risk your modernization program, this piece provides step-by-step instructions, along with checkpoints and acceleration tips.

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Breaking the Monolith: Modularizing Legacy .NET Business Logic for Microservices

Breaking the Monolith: Modularizing Legacy .NET Business Logic for Microservices

How to modernize legacy .NET business logic by moving from monoliths toward modular monoliths, self-contained systems, and microservices, offering CTOs practical patterns to evolve architecture without breaking continuity.

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