WhatsApp Messaging Service Development

Job ID: 39493780

Budget: ₹12,500 – ₹37,500 INR

We are developing a logistics platform similar to Shiprocket and are looking to integrate a multi-channel messaging module into our shipping workflow. The goal is to provide mid-sized e-commerce businesses (handling 100–200 orders per day) with automated, real-time delivery updates and post-delivery engagement via SMS, Email, and WhatsApp.

Project Scope (Phase 1 - MVP):

Automated Order Notifications

Triggers: Order Confirmed, Order Shipped, Out for Delivery, Delivered

Channels: SMS (via Twilio), Email, WhatsApp Business API

Personalized and branded messages with tracking information and order details

Unified Messaging Inbox

Single interface to view SMS, Email, and WhatsApp messages

Includes customer context such as order history and live tracking

Quick action buttons (resend tracking info, issue refund, escalate)

Twilio Integration

SMS and Email using Twilio APIs

WhatsApp Business API support for message delivery

Basic Dashboard

Message delivery status tracking

Real-time notifications

Basic analytics (delivery success rate, response times)

Technical Requirements:

Experience with microservices architecture (our backend is in Golang)

Integration with Shopify and WooCommerce for customer/order data

RESTful API development for service communication

Secure OAuth implementation for accessing store data

Fallback mechanisms and rate limit handling for messaging channels

Timeline:

Phase 1 MVP to be completed within 7–10 days

Milestone-based delivery with regular progress updates and testing

Preferred Experience:

Prior work with Shopify/WooCommerce APIs

Familiarity with Delhivery, BlueDart, or Xpressbees tracking APIs

Proficient with Twilio (SMS, WhatsApp Business API, Email)

Knowledge of scalable messaging systems or background job queues

Deliverables:

Complete messaging module integrated with our shipping microservices

Admin interface (web-based) for viewing and managing customer conversations

API documentation and usage guidelines

Optional: Support for containerized deployment (Docker/Kubernetes)

If you have worked on similar messaging or e-commerce communication systems, please include relevant samples or links. This is a foundational project with long-term expansion opportunities including cart abandonment workflows, segmentation-based automation, and customer re-engagement.

Budget: Competitive proposals welcome. We value quality and reliability over the lowest bid.