About

This api gateway is reponsible to supports dynamic routing, request proxying, IP-based rate limiting, Prometheus style metrics and structured logging

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Features

• Reverse proxy to multiple external services
• Dynamic routing based on URL prefix
• Prometheus-compatible metrics exposed at /metrics
• Modular architecture (handlers, middlewares, services)
• Rate limiting per IP, configurable threshold
• Structured logging to .log file

Skills

• Reverse proxy with http.request
• Stream handling using req.pipe()
• In-memory concurrency control (using Map)
• Clean code separation by responsibility
• Logging and observability without external libs