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Service

API integration that makes systems talk.

We connect your platform to the tools your business runs on - payments, Tally, GDS, WhatsApp, maps, ERP and logistics - reliably and securely.

What you get
  • Payment gateways
  • Tally & accounting
  • WhatsApp & messaging
  • Maps & tracking
  • ERP & logistics
  • GDS & supplier APIs
Capabilities

Every system your platform needs to reach.

Reliable integrations, built for real-world hosting.

Payment integrations

Razorpay, Stripe and more - cards, UPI, wallets and payouts.

Accounting & Tally

Push orders and invoices straight into Tally and accounting.

Messaging

WhatsApp, SMS and contact-masking over Exotel and MSG91.

Maps & tracking

Geocoding, routing and live delivery tracking.

ERP & logistics

Connect inventory, fulfilment and logistics providers.

Third-party & GDS

Supplier, GDS and any REST or webhook-based API.

How we work

Prototype first, then build to last.

01

Discover & architect

We map your workflow and design the architecture around it.

02

Design & prototype

A prototype you approve before production code is written.

03

Build & secure

Production engineering to OWASP standards, tested and hardened.

04

Launch & scale

We ship, monitor and keep improving as you grow.

Why Leidsens

Integrations that hold up in production.

Reliable & secure

Retries, webhooks and error handling so nothing silently fails.

Built for shared hosting

Engineered around the realities of LiteSpeed and cPanel.

Owned and documented

Clear docs so your integrations are maintainable long-term.

Engineering

Built with a proven stack.

RESTWebhooksRazorpayStripeTally XMLWhatsApp Cloud APIExotel / MSG91
FAQs

API Integration questions, answered.

Payment gateways, Tally and accounting, WhatsApp and SMS, maps and tracking, ERP and logistics, and GDS or supplier APIs - essentially any REST or webhook-based service.

Razorpay and RazorpayX for India, Stripe and Square for international - covering cards, UPI, wallets and payouts.

Yes. We export orders and invoices into Tally so there is no double data entry.

Yes. We build retries, webhooks and error handling so failures are caught and recovered, not lost.

A single integration can be quick; a suite of them we sequence in stages.

Need your systems connected?

Book a call. Tell us what you run on and we'll map the integrations.