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1. Rate-Limiter Rate-Limiter Public

   Distributed rate limiting microservice supporting Token Bucket and Sliding Window algorithms. Backed by atomic Redis Lua scripts for consistent request counting under high concurrency. Includes fai…

   Python

2. vendor-payment-service vendor-payment-service Public

   Event-driven vendor payment processing service built with Java 21, Spring Boot, Kafka, and PostgreSQL - featuring idempotent invoice handling and a guarded payment state machine.

   Java

3. Real-Time-Anomaly-Detection Real-Time-Anomaly-Detection Public

   End-to-end real-time anomaly detection system leveraging Kafka streaming and stateful behavioural features for low-latency anomaly detection.

   Python

4. SQL-Data-Warehouse SQL-Data-Warehouse Public

   End-to-end SQL Server data warehouse built on a medallion architecture (Bronze → Silver → Gold). Ingests raw CRM and ERP data, applies transformation and cleaning logic, and exposes a star schema f…

   TSQL

5. Intelligent-Notification-Service Intelligent-Notification-Service Public

   Distributed notification platform with Kafka pipeline, ML routing (LightGBM/ONNX), RAG grounding (Weaviate), and LLM personalization (Gemini/Claude). Idempotent, resilient, observable.

   Java