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1. geostream-orbital-engine geostream-orbital-engine Public

   Distributed microservice platform for real-time satellite tracking. Features a Go API Gateway orchestrating a Python FastAPI renderer via gRPC and Protocol Buffers, backed by RabbitMQ durable queui…

   Python 1

2. distributed-rate-limiter distributed-rate-limiter Public

   A distributed rate limiter built with Spring Boot and Redis Lua scripts to protect APIs from DDoS and abuse with ultra-low 14µs latency.

   Java 1

3. nexchat-realtime-messaging nexchat-realtime-messaging Public

   A real-time messaging backend with exactly-once delivery (Redis SETNX), sliding window rate limiting (Lua), cursor-based pagination, and AI-powered smart replies — sub-100ms P95 at 500 concurrent c…

   JavaScript 1

4. seatlock-booking-system seatlock-booking-system Public

   Concurrency-safe ticket booking backend with Optimistic Locking to prevent double booking under concurrent requests.

   Java 1

5. taskflow-ai-system taskflow-ai-system Public

   AI-augmented backend system with async LLM processing, Redis caching, and scalable architecture for intelligent task management. Integrates Google Gemini, AWS S3, JWT auth, and is k6 load-tested fo…

   Java 2