Legacy System Modernization for companies in Lyon
What is Legacy System Modernization in Lyon?
We modernize legacy systems without breaking the business processes that depend on them. GarudLabs delivers this for Lyon-based companies from our Kathmandu engineering base.
Who needs Legacy System Modernization?
- Legacy systems too fragile for anyone to touch
- Key knowledge locked in one retiring engineer's head
- Security vulnerabilities in unsupported frameworks
- Integration nightmares with modern third-party tools
- Slow performance frustrating both staff and customers
Best Legacy System Modernization company in Lyon
Lyon's growing tech ecosystem outside Paris drives demand for cost-effective custom software development.
We work with leaders in to plan and deliver Legacy System Modernization without the usual delivery surprises.
Bring your Legacy System Modernization idea to a team that ships for
Book a free 30-minute discovery callCommon Legacy System Modernization mistakes we see across teams in
- Legacy systems too fragile for anyone to touch
- Key knowledge locked in one retiring engineer's head
- Security vulnerabilities in unsupported frameworks
- Integration nightmares with modern third-party tools
- Slow performance frustrating both staff and customers
From discovery to deployment: our Legacy System Modernization process for
Legacy codebase audit and risk assessment
Incremental migration strategy (strangler pattern)
Database and data migration planning
Modern API layer over legacy core
Parallel-run testing and rollback planning
Core Technology Stack
Java.NETPHPNode.jsPostgreSQLDockerKubernetes
Timeline, investment & compliance
Typical timeline
12-24 weeks depending on system size
Typical investment
$20,000 - $180,000
Legacy System Modernization engagements in this combination typically need to account for:
- GDPR
- CNIL guidelines
Why France clients choose GarudLabs: A large European market with strong demand for ecommerce, fintech and govtech software, often requiring French-language support.
See how GarudLabs can deliver Legacy System Modernization for your team
Get a free project cost estimateFrequently Asked Questions
Most Legacy System Modernization engagements take 12-24 weeks depending on system size, depending on scope and how clear the requirements are upfront. We'll give you a firm timeline estimate after a short discovery call, not a generic range.
Legacy System Modernization projects with us typically range from $40,000 - $250,000, scaled to the complexity of your requirements. We provide a detailed, itemized estimate before any work begins so there are no surprises mid-project.
For legacy system modernization, we typically work with Java, .NET, PHP, Node.js, chosen based on your specific scalability and integration requirements. We're not tied to a single stack and will recommend the right tools for your situation rather than our default.
A typical legacy system modernization engagement includes legacy codebase audit and risk assessment, along with the other deliverables outlined in our proposal, such as documentation and a post-launch support window. The exact scope is tailored to your project during discovery.
Most clients come to us for legacy system modernization because of legacy systems too fragile for anyone to touch, among other related challenges. We start every engagement by mapping your specific pain points before writing a single line of code.
Yes, our legacy system modernization engagements span early-stage startups validating an idea through to enterprise clients modernizing critical systems. We adjust process rigor and documentation depth based on your stage and risk tolerance.