Legacy System Modernization built for Ecommerce companies
What is Legacy System Modernization?
We modernize legacy systems without breaking the business processes that depend on them. For Ecommerce companies, this means navigating PCI DSS, GDPR while shipping fast.
Who needs Legacy System Modernization for Ecommerce?
- Cart abandonment and checkout friction
- Inventory sync across multiple sales channels
- Page speed and Core Web Vitals under heavy traffic
- Legacy systems too fragile for anyone to touch
- Key knowledge locked in one retiring engineer's head
Best Legacy System Modernization company
Every second of page load and every step of checkout friction directly costs conversion revenue.
GarudLabs partners with Ecommerce teams to deliver Legacy System Modernization that ships on schedule.
Get a Legacy System Modernization proposal tailored to your Ecommerce goals
Book a free 30-minute discovery callWhy Ecommerce companies struggle with Legacy System Modernization
- Cart abandonment and checkout friction
- Inventory sync across multiple sales channels
- Page speed and Core Web Vitals under heavy traffic
- Personalization without compromising privacy compliance
- Peak-season scalability for flash sales
What makes our Legacy System Modernization different for Ecommerce 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:
- PCI DSS
- GDPR
- CCPA
- Consumer protection regulations
Our Approach
Ecommerce software fails quietly if it isn't built for cart abandonment and checkout friction from the start. We scope for PCI DSS and GDPR requirements up front, and keep the review cadence tight enough to catch drift before it ships.
See our case studiesGet a Legacy System Modernization proposal tailored to your Ecommerce goals
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 ecommerce projects addressing challenges like cart abandonment and checkout friction. We helped a DTC retailer increase checkout conversion by 19% through a custom headless commerce rebuild.
For ecommerce clients, we pay close attention to PCI DSS, GDPR, 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 ecommerce clients include cart abandonment and checkout friction and inventory sync across multiple sales channels. We tailor our discovery process to surface the specific version of these problems your business faces.