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Legacy System Modernization
We modernize legacy systems with a structured approach that reduces technical debt, unlocks cloud efficiency, and keeps your product running throughout every stage of the process.
Legacy system modernization is the process of replacing or restructuring outdated systems so they run efficiently on modern cloud infrastructure. Most legacy systems were not built badly, they were built for a different set of constraints, and those constraints no longer apply.
Cleq modernizes incrementally, never from scratch. We audit your systems, identify what is slowing you down most, and execute a phased plan that addresses the highest-impact problems first without disrupting production. The result is a system that is faster to deploy, cheaper to operate, and built on a foundation your team can extend confidently for years.
Cleq helps you modernize legacy systems without disrupting your product or overwhelming your team. Monthly subscriptions and no ticket queues.
With
Our step-by-step process makes legacy system modernization structured, low-risk, and built for long-term cloud efficiency.
We modernize systems onto all major cloud platforms and cloud-native tooling, selecting the right target environment based on your workload requirements and long-term cost profile.
We modernize legacy applications into reliable, high-performing platforms—reducing technical debt, improving stability, and giving your team a system that’s ready to scale.
Legacy system audit and technical debt assessment
Incremental re-platforming and refactoring execution
Containerisation and cloud-native service adoption
CI/CD pipeline integration at each modernization stage
Observability and monitoring for modernized components
Legacy component decommissioning and cleanup
Ongoing support via monthly retainer
Phased modernization roadmap with business-aligned priorities
What sets us apart
Geen ticketwachtrijen, geen tussenpersonen. Eén bericht, één engineer die je stack kent.
Wij werken op AWS, GCP, Azure en hybride omgevingen, afhankelijk van wat het beste past bij jouw team.
Heldere prijzen zonder verborgen kosten. Je weet altijd wat je betaalt en waarom.
Wij signaleren en lossen problemen op voordat ze je gebruikers raken. Observability ingebouwd vanaf dag één.
Infrastructuur gebouwd voor de schaal die je over twee jaar nodig hebt, niet alleen voor nu.
Wij verdwijnen niet na de oplevering. Doorlopende support via maandelijks contract.