Arihant SolutionsArihant Solutions
API & System Integration

Stop moving data by hand between systems

We connect your CRM, ERP, accounting, ecommerce and payment systems so information flows automatically.

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The problem

Disconnected systems create manual work and errors.

Every manual export-import between systems is a place where data goes stale or gets typed wrong.

We build an integration layer that keeps your systems synchronized, so your team works from one source of truth.

What we build

01

REST APIs

Well-documented APIs designed for the systems that will consume them.

02

Webhooks

Real-time, event-driven connections between systems.

03

Payment Gateway Integration

Reliable, auditable payment flows.

04

WhatsApp Business Integration

Automated messaging tied into your actual workflows.

05

Accounting / ERP Integration

Two-way sync with FinalBooks or your existing system.

06

Ecommerce & Shipping Integration

Orders, inventory and fulfilment kept in sync.

Capabilities

REST APIs
Webhooks
Payment gateways
WhatsApp Business
Accounting integration
ERP integration
CRM integration
Ecommerce integration
Shipping integration
Third-party APIs

Typical use cases

CRM to accounting sync

Invoices and payments flow automatically between your CRM and accounting system.

Ecommerce inventory sync

Stock levels stay accurate across your storefront, warehouse and marketplace listings.

Connecting systems with no API

Building an integration path for legacy systems that were never designed to connect.

How we work

01Map Systems
02Design
03Build
04Test
05Deploy
Engineering

Technology we build with

Node.jsGoPHPREST APIsAWS

Frequently asked questions

Can you integrate with systems that don't have a public API?+

Often, yes — through database-level integration, file-based exchange, or other reliable methods where no public API exists.

Can you connect our software to FinalBooks?+

Yes, integrating with FinalBooks or another accounting/ERP system is one of our most common integration projects.

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Ready to talk about api & system integration?

Tell us what you're building. We'll help you determine the right approach.