Map
We document which system owns which data and every trigger that should move it.
AUTOMATE · API INTEGRATION
Connect your tools so leads and data flow on their own.
We build reliable integrations between the systems you already use — website forms, CRMs, WhatsApp, payment gateways, ad platforms, ERPs and spreadsheets — so your team stops copy-pasting and nothing falls through the cracks.
Plans from ₹20,000 one-time · exact scope quoted after a free call
WHAT'S INCLUDED
Everything you need for API Integration that works.
- Integration audit and data-flow map
- REST/JSON API and webhook development in PHP, Node.js or Python
- WhatsApp Cloud API, Razorpay, Shiprocket, Zoho, HubSpot and Google APIs
- Meta Lead Ads and Google Ads lead sync to CRM
- Zapier, Make and n8n workflows where no-code is faster
- Secure credential handling, logging and retry queues
- Documentation and handover
- Monitoring and support plans
Who it's for
Growing teams juggling multiple tools, agencies needing client reporting, and businesses with custom software that needs to talk to marketing platforms.
Why Hashtagfirst
Strategy, creative, ads, development and automation sit in one team — so your API Integration work connects to the rest of your marketing. Every lead is tracked in a CRM with its source, every plan has written scope, and reporting focuses on enquiries and revenue rather than vanity metrics.
From first call
to measurable results.
A simple, transparent process with clear checkpoints and reporting.
Build
Webhooks, API connectors and queues with error handling and retries.
Test
End-to-end tests with real-world edge cases before switching on.
Support
Monitoring, logs and alerts so problems are fixed before you notice.
API Integration questions,
answered.
Do you work with custom or in-house software?
Yes, as long as it exposes an API, database access or webhooks — or we can build one.
No-code or custom code?
We use Zapier/Make for simple, low-volume flows and custom code when you need reliability, volume or lower running costs.
Is my data secure?
Credentials stay on your server, connections use HTTPS and we follow least-privilege access.
Can you maintain the integrations?
Yes, with an optional monthly support plan covering monitoring and API version updates.
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Explore ↗Website Design & Development
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Explore ↗Ready to grow with API Integration?
Tell us your goal. We'll reply with a practical plan, timeline and price — usually within one business day.