NikhilWorks

API Integration for India Businesses

API Integration Services for Indian Businesses

One developer, any API -- payments, messaging, CRM, shipping, maps or a system you already use.

Remote-First
No local office needed — work from anywhere
Fast Delivery
7-21 day turnaround
Timezone Friendly
Calls & email on your schedule
16+
Projects Done
5+
Years Experience
4.6/5
Client Rating
Any REST or SOAP API
Works With Your Existing Stack
Tested Before Handover

One Developer for Every API Your Business Needs

Most small businesses end up needing several different APIs over time -- a payment gateway first, then WhatsApp notifications, then a CRM connection, then GST e-invoicing. Hiring a different freelancer or agency for each one means re-explaining your codebase every time and juggling multiple invoices.

This page is the starting point if you're not sure which specific integration you need yet, or if you need more than one connected at once. Below are the integration categories handled most often, each with its own dedicated page and pricing -- or get in touch and describe what you're trying to connect and a scope gets worked out from there.

What's Included

Everything needed to get this API live, tested and reliable

Since 2021

Any REST or SOAP API

NOT LIMITED TO A FIXED LIST

If it has documentation, it can be connected -- payment, messaging, CRM, shipping, government or internal.

  • REST, SOAP & GraphQL APIs
  • Webhook setup & handling
  • OAuth & API key auth
Since 2021

Works With Your Existing Stack

NO REBUILD REQUIRED

Integration is added into your current PHP, WordPress, WooCommerce or custom site without a rewrite.

  • PHP / MySQL backends
  • WordPress & WooCommerce
  • Custom-built websites
Since 2021

Tested Before Handover

NOT JUST "IT CONNECTED"

Error handling, retry logic and edge cases (failed payments, expired tokens, rate limits) are checked, not assumed.

  • Error & failure handling
  • Rate-limit awareness
  • Sandbox testing before go-live

Browse Integration Categories

Jump straight to the API you need connected

Frequently Asked Questions

Yes -- combining a payment gateway, WhatsApp notifications and a CRM connection into one scoped project is common and usually cheaper than three separate ones.

It's very likely still doable -- the pages below cover the most-requested categories, but any documented API can generally be integrated. Share the API docs and a quote follows within 24-48 hours.

Indian clients are the focus of this page specifically, but the same integration work is done for businesses internationally too -- get in touch either way.

How the Integration Gets Built

1

Review the API

Docs, auth method and rate limits checked before scoping.

2

Fixed-Scope Quote

A quote in INR within 24-48 hours.

3

Build & Sandbox Test

Integration built and tested in a sandbox/staging environment first.

4

Go Live & Verify

Switched to production and verified with a real end-to-end test.

Let's Get This API Connected and Tested

Free consultation. No obligation. Get a fixed-scope quote in INR within 24-48 hours.

Start a Project See My Work

Other API & Integration Services

Need more than one API connected? These are usually scoped together as a single project.