Event-Driven Notification System

Multi-channel notification system (email, SMS, push) driven by Kafka events from various microservices.

IntermediateJavaSpring BootKafkaTwilioSendGrid

🏗️ Architecture Overview

Kafka consumer groups for each notification channel. Template engine for dynamic messages. Redis for deduplication.

// High-level architecture

Java→

Spring Boot→

Kafka

↓ Twilio + SendGrid + Redis + Docker

✓Multi-channel delivery

✓Template management

✓Retry with DLQ

✓Delivery tracking

Kafka consumer groups

Twilio/SendGrid integration

DLQ pattern

Redis deduplication

JavaSpring BootKafkaTwilioSendGridRedisDocker

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