A Division of W3C Information Technology | Enterprise Software & IT Engineering
Enterprise Consulting

Database & API Integrations

Seamless data connectivity between ERPs, biometric devices, WhatsApp gateways, and payment providers.

Service Scope & Methodology

Connect your disparate IT tools into one unified automated pipeline. We develop custom RESTful APIs, biometric machine push-data listeners, WhatsApp Business API bots, and banking payment webhooks.

What is Included

Biometric machine (eSSL, Realtime, ZKTeco) live attendance sync
WhatsApp Business API & transactional SMS gateway hooks
Payment gateway integration (Razorpay, PayU, PhonePe, Paytm)
Secure REST and GraphQL endpoints with JWT authentication
Legacy database synchronization and ETL pipelines

Technologies & Toolchains

We use battle-tested, modern, and high-performance stacks.

REST APIs, Webhooks, cURL, JSON, XML, eSSL SDK, Razorpay API
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