Legacy System Modernization built for MarTech companies
What is Legacy System Modernization?
We modernize legacy systems without breaking the business processes that depend on them. For MarTech companies, this means navigating GDPR, CCPA while shipping fast.
Who needs Legacy System Modernization for MarTech?
- Fragmented customer data across marketing tools
- Attribution modeling across multiple channels
- Real-time personalization at scale
- Legacy systems too fragile for anyone to touch
- Key knowledge locked in one retiring engineer's head
Best Legacy System Modernization company
Marketing teams need data unification and automation more than they need another standalone dashboard.
GarudLabs partners with MarTech teams to deliver Legacy System Modernization that ships on schedule.
Get a Legacy System Modernization proposal tailored to your MarTech goals
Book a free 30-minute discovery callWhy MarTech companies struggle with Legacy System Modernization
- Fragmented customer data across marketing tools
- Attribution modeling across multiple channels
- Real-time personalization at scale
- Privacy compliance amid cookie deprecation
- Integration sprawl across the marketing stack
What makes our Legacy System Modernization different for MarTech businesses
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
$40,000 - $250,000
Legacy System Modernization engagements in this combination typically need to account for:
- GDPR
- CCPA
- CAN-SPAM Act
- ePrivacy Directive (EU)
Our Approach
We approach MarTech builds around the constraint that matters most: fragmented customer data across marketing tools. Every engagement in this space gets GDPR-aware data handling and compliance review before launch, not after.
See our case studiesStart your Legacy System Modernization project with a team that knows MarTech
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.
We've delivered multiple martech projects addressing challenges like fragmented customer data across marketing tools. We helped a martech platform improve campaign attribution accuracy by 34% with a custom data unification layer.
For martech clients, we pay close attention to GDPR, CCPA, building these requirements into the architecture from day one rather than retrofitting them later. We'll confirm which specific regulations apply to your business during discovery.
The most common challenges we solve for martech clients include fragmented customer data across marketing tools and attribution modeling across multiple channels. We tailor our discovery process to surface the specific version of these problems your business faces.