Real-Time Event Delivery Engine

Webhook Engine

Push real-time events to any endpoint the instant they happen. Guaranteed delivery, intelligent retries, HMAC security, and full observability — all in one engine.

Webhook Engine

Live event stream

SMS
RCS
WA
message.delivered
WhatsApp0ms
sms.sent
SMS12ms
payment.completed
API8ms
call.ended
Voice5ms
rcs.read
RCS2000ms
campaign.triggered
CRM18ms

12,847

Delivered

3

Retrying

47

Avg ms

Engine Performance

<100ms

Avg Delivery Latency

99.99%

Delivery Success Rate

Events Per Day

24/7

Monitoring & Support

Key Highlights

Why Choose Our Webhook Engine

A production-hardened event delivery layer built for reliability at any scale

Ultra-Low Latency Dispatch

Events are pushed to your endpoints within milliseconds of being triggered — no polling, no delays.

Intelligent Retry Engine

Exponential back-off with configurable max attempts and dead-letter queues ensure zero event loss.

Enterprise-Grade Security

HMAC-SHA256 request signing, IP allowlists, and full audit logs protect every payload in transit.

Granular Event Filtering

Subscribe only to the events you need — by type, channel, or custom JSONPath field expressions.

Full Observability

Real-time dashboards, searchable event logs, latency percentiles, and one-click event replay.

Flexible Event Routing

Route a single event to multiple endpoints simultaneously or conditionally based on payload values.

Platform Features

Comprehensive Feature Set

Everything you need to build reliable, observable event-driven integrations

Event Delivery System

  • HTTP/HTTPS push to any publicly reachable endpoint
  • Fan-out delivery to multiple subscribers per event
  • Payload templating and field-level transformation
  • Ordered delivery guarantees per endpoint

Retry & Reliability

  • Configurable retry policies (linear, exponential, constant)
  • Dead-letter queues with manual or automatic re-injection
  • Per-endpoint circuit breaker to prevent cascade failures
  • At-least-once delivery guarantee with idempotency keys

Security & Compliance

  • HMAC-SHA256 signature header on every request
  • IP allowlist and blocklist per endpoint
  • TLS 1.2+ enforced on all outbound connections
  • Full immutable audit log for compliance reporting

Observability & Debugging

  • Live event stream with real-time status updates
  • Historical event log with full request/response capture
  • P50/P95/P99 latency breakdown per endpoint
  • One-click event replay for any historical event

Engine Capabilities

Explore every dimension of the Webhook Engine — from delivery to security

Instant push delivery

Sub-100ms event dispatch to registered endpoints

Fan-out broadcasting

One event triggers multiple subscriber endpoints

Payload transformation

Transform & enrich payloads before delivery

Business Advantages

Drive Your Business Forward

Strategic advantages that make event-driven architecture a competitive moat

Zero Polling Overhead

Eliminate costly polling loops — events reach your system the instant they happen.

Reduced Infrastructure Cost

Push-based delivery dramatically reduces server load and bandwidth versus polling.

Uncompromising Security

Every payload is signed and verified — your endpoints receive only authentic events.

Linear Scalability

Handle millions of events per day without re-architecting your integration layer.

Guaranteed Delivery

At-least-once semantics with intelligent retries mean no event is ever silently dropped.

Universal Compatibility

Works with any HTTP-reachable endpoint — no SDK required on the receiving side.

Integration Options

Integrate Your Way

Plug the engine into your existing stack via REST API or embed it as a self-hosted service

Integration Option

REST API Integration

Register endpoints, subscribe to events, and manage webhooks via our REST API

  • OpenAPI 3.0 specification included
  • SDK available for Node, Python, Go, PHP
  • Postman collection for rapid testing
  • Sandbox environment for development
View Documentation
Integration Option

Self-Hosted Deployment

Run the engine on your own infrastructure for full control and data residency

  • Docker & Kubernetes manifests provided
  • Horizontal scaling out of the box
  • Bring your own message broker (Kafka / RabbitMQ)
  • Custom retention and storage policies
View Documentation

Trusted by Engineering Teams

"We replaced our polling architecture with the Webhook Engine and cut server costs by 60% while improving our response times from seconds to milliseconds."

A

Arjun Mehta

VP Engineering, FinEdge Payments

"The HMAC signing and audit logs gave our compliance team exactly what they needed. We passed our SOC 2 audit with zero findings related to event delivery."

P

Priya Sharma

Head of Platform, SecureComm India

"Event replay was a game-changer. When our endpoint went down for maintenance, we replayed 48 hours of events in minutes without a single data gap."

D

Daniel Osei

Lead Architect, GlobalLink API

A High-Performance Event Highway

Scale your event-driven architecture with confidence. Our Webhook Engine acts as a reliable intermediary, ensuring that every critical business event is delivered securely and accurately to your downstream systems.

Scalable Delivery
Handle millions of events with consistent sub-100ms latency.
Secure Payloads
Enterprise-grade encryption and signing for all event data.
Detailed Logging
Complete visibility into the lifecycle of every webhook.
Custom Workflows
Trigger complex business logic based on real-time events.

Start Delivering Events Reliably

Integrate our Webhook Engine into your platform in minutes and gain guaranteed, observable, secure event delivery

No polling required
At-least-once delivery
Full observability
Trusted Worldwide

Powering Industry Leaders

Enterprises across industries choose Smart Technology for secure, scalable, and innovative communication solutions that drive real results.

500+

Enterprise Partnerships

10B+

High-Volume Deliveries

99.99%

Uptime SLA Guarantee

195+

Global Connectivity

Pizza Hut

QSR & Food Tech

FirstCry

E-commerce & Retail

Mamaearth

D2C & Personal Care

AU Bank

BFSI & Digital Banking

Guardian

HealthTech & Pharmacy

Huphen

SaaS & Enterprise Tech