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1. kafka-order-tracking kafka-order-tracking Public

   Real-time order tracking system built with Java, Spring Boot and Apache Kafka. Covers producer/consumer setup, consumer groups, idempotency, dead letter queue and retry policies.

   Java

2. kafka-log-pipeline kafka-log-pipeline Public

   Log processing pipeline built with Java, Spring Boot and Kafka Streams. Filters log events by severity, routes them to dedicated topics and triggers alerts using tumbling window aggregation.

   Java

3. kafka-fraud-detection kafka-fraud-detection Public

   Real-time fraud detection system built with Java, Spring Boot and Kafka Streams. Analyzes financial transactions using configurable rules (high value, frequency) and routes suspicious ones to a fra…

   Java

4. kafka-ecommerce-saga kafka-ecommerce-saga Public

   Event-driven e-commerce system built with Java, Spring Boot and Apache Kafka implementing the Saga Choreography Pattern with Outbox Pattern for guaranteed event delivery.

   Java

5. numerov-schrodinger-java numerov-schrodinger-java Public

   Numerical solution of the Schrödinger equation for the quantum harmonic oscillator using the Numerov method

   Java

6. numerov-schrodinger-python numerov-schrodinger-python Public

   Numerical solution of the Schrödinger equation for the quantum harmonic oscillator using the Numerov method

   Python