Free integration review for complex commerce workflows

Execute complex commerce integrations.
Lower custom integration costs.

Cart Nexus connects digital commerce channels to ERP, accounting, POS, marketplace, fulfillment, and operational systems through a platform built for complex order, payment, pricing, inventory, return, refund, and reconciliation workflows.

Complex
Order, payment & refund workflows
Lower
Custom integration effort
ERP
Posting & reconciliation rules
Visible
Syncs, exceptions & audit trails

From commerce store to any business system


Shopify
Commerce
Adobe Commerce
Commerce
Live today:
NetSuite SAGE 300 Business Central SAP
Orders & data out Inventory & status back

Built for the commerce edge cases generic connectors miss.

Cart Nexus focuses on the operational workflows that usually become expensive custom integration projects: returns, refunds, exchanges, cash sales, prepayments, pricing rules, marketplace orders, inventory, and ERP posting behavior.

Complex order lifecycle

Orders, prepayments, fulfillments, returns, refunds, exchanges, cash sales, and gift cards managed through a consistent commerce-to-ERP workflow.

Business-rule mapping

Flexible mapping for complex pricing, tax, payment, customer, fulfillment, and reconciliation logic — without exposing internal implementation details.

Multi-brand workspace control

Separate brands, tenants, or environments with independent credentials, workflows, and business rules.

Event-based and scheduled sync

Run real-time operational flows where needed and scheduled batch processes where they make more sense.

Operational visibility

Track sync status, exceptions, timestamps, payload context, and retries so operations and IT teams are not flying blind.

Scalable platform coverage

A platform model for adding commerce, ERP, marketplace, accounting, POS, fulfillment, tax, and analytics systems as your stack evolves.

Inventory and fulfillment workflows

Support product, inventory, fulfillment, warehouse, and multi-location workflows across commerce and operational systems.

Secure credential handling

Designed around encrypted credentials, tenant-scoped data isolation, authenticated access, and verified events.

Exception control

Use delta syncs, manual reviews, and on-demand controls when specific orders or workflows need attention.

A commerce integration specialist, not a generic connector project.

Generic iPaaS and custom builds can work, but hard commerce-to-ERP workflows often require costly configuration, custom logic, and ongoing support. Cart Nexus focuses on commerce operations, ERP transaction behavior, and edge-case workflow coverage.

Feature Cart Nexus Generic iPaaS Custom Dev
Built for commerce workflows Purpose-built for complex commerce operations ~ Broad integration platforms adapted to commerce ~ If you build it right
Full order lifecycle Orders → fulfillment → returns → refunds → gift cards ~ Often needs workflow-by-workflow configuration ~ Every stage is custom work
Time to go live Structured implementation path ~ Configuration scope varies by edge case Timeline depends on custom build complexity
Ongoing maintenance Designed to reduce long-term maintenance ~ Ongoing tuning may be required Internal or external developer support often required
Custom integration cost Reduce custom build and maintenance effort Licensing and configuration costs can scale Build, QA, monitoring, and maintenance costs remain internal
Hard commerce workflows Prepayments, gift cards, returns, pricing, marketplace, inventory Advanced scenarios can require custom logic Each edge case must be designed and maintained
Operational visibility Sync status, exceptions, and audit context ~ Visibility depends on tool tier and setup Logging must be designed and maintained
Multi-workspace / multi-tenant Native — separate configs per brand, tenant, env ~ Additional license per environment Re-architect per client

Map, configure, and operate.

Start with the hardest workflow, map the integration path, configure the business rules, then monitor and improve the operation over time.

01

Map

Share your commerce platform, ERP/accounting system, and hardest workflow. We identify where standard connectors, custom scripts, or manual work usually break down.

02

Configure

Align payment, pricing, tax, fulfillment, inventory, return, and ERP posting rules to the way your business actually operates.

03

Operate

Monitor syncs, review exceptions, retry failed workflows, and evolve business rules without turning every change into a new custom build.

Built for complex commerce operations.

Talk to us about the workflows you need to automate, the systems involved, and the custom integration work you want to reduce.

Enterprise
Mission-Critical

For high-volume, multi-location, B2B, marketplace, or compliance-sensitive commerce operations.

  • Everything in Plus
  • High-volume order processing
  • Advanced sync scheduling & control
  • Multi-location inventory and fulfillment
  • B2B and customer-specific pricing workflows
  • Deep audit and exception visibility
  • Multi-brand workspace isolation
  • Support for complex ERP posting behavior
Book an Integration Review →
Encrypted credentials
4-week average go-live
SOC 2 compliant architecture
Multi-workspace isolation
Real-time webhook sync
99.9% uptime SLA
Encrypted credentials
4-week average go-live
SOC 2 compliant architecture
Multi-workspace isolation
Real-time webhook sync
99.9% uptime SLA

Common questions.

Everything merchants and IT teams ask before choosing Cart Nexus.

Is Cart Nexus a plugin or Shopify app?
No. Cart Nexus is a dedicated integration platform that operates as core infrastructure — not an app store add-on. It connects your Shopify or Adobe Commerce store to your ERP at the data layer, handling full order lifecycles.
How is Cart Nexus different from Celigo or Boomi?
Generic iPaaS platforms are broad integration toolkits. Cart Nexus is focused on complex commerce-to-ERP workflows, including payment, refund, return, inventory, pricing, fulfillment, and ERP posting behavior that can become expensive custom work.
How long does implementation take?
Implementation timing depends on the systems and edge cases involved. Cart Nexus uses a structured onboarding process designed to reduce custom build effort and help teams validate workflows before launch.
Do I need a developer to maintain Cart Nexus?
Cart Nexus is designed to reduce long-term dependency on custom scripts and developer tickets by keeping business rules, sync visibility, and exception handling manageable.
Can Cart Nexus handle complex business rules?
Yes. Cart Nexus is designed for complex pricing, tax, payment, inventory, customer, fulfillment, return, refund, and reconciliation rules through managed workflow mapping.
What ERPs does Cart Nexus support?
Cart Nexus supports commerce-to-ERP and accounting workflows across systems such as NetSuite, SAGE 300, Business Central, QuickBooks, SAP, Acumatica, and related operational systems depending on the implementation scope.
Can I run integrations in real time?
Cart Nexus supports event-based and scheduled sync options. The right mode depends on the workflow: some events need near-real-time handling, while inventory, prepayments, settlements, or reconciliation may be better as controlled batch processes.
How does multi-workspace work?
Each workspace is fully isolated — own credentials, flows, and data. Run Shopify + NetSuite in one workspace and Adobe Commerce + SAGE 300 in another without cross-contamination.

Bring us your hardest commerce workflow.

Tell us your commerce platform, ERP/accounting system, and the workflow that is creating manual work or custom integration cost. We will map what it takes to automate it.

Encrypted credentials
4-week average go-live
SOC 2 compliant architecture
Multi-workspace isolation
Real-time webhook sync
99.9% uptime SLA
Dedicated onboarding
No custom dev for standard flows
Battle-tested templates
Full execution traceability
Encrypted credentials
4-week average go-live
SOC 2 compliant architecture
Multi-workspace isolation
Real-time webhook sync
99.9% uptime SLA
Dedicated onboarding
No custom dev for standard flows
Battle-tested templates
Full execution traceability