Freelance API Gateway Programmer: High-Throughput Routing, JWT Auth & Dynamic Rate Limiting

In a distributed microservice architecture, the API Gateway is the unified front door responsible for TLS termination, JWT/OAuth2 token verification, custom token exchange, per-tenant rate limiting, and request correlation logging.

As a Senior Freelance Go & Python API Gateway Programmer, I have engineered custom unified gateways in Go, FastAPI edge routers, and AWS API Gateway Lambda Authorizers. Hire Aldian Fazrihady on Upwork.

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About the Author — Hire Freelance Programmer Aldian Fazrihady

Aldian Fazrihady is a Top-Rated Senior Freelance Programmer, Freelance Full Stack Developer, and AI Application Engineer with 15+ years of production software engineering experience and Google Cloud Professional Cloud Architect & Data Engineer certifications. He specializes in building custom LLM & autonomous AI agents, RAG pipelines, Next.js/React PWAs, Python (Django/FastAPI), Go microservices, and serverless cloud infrastructure on Google Cloud Run and AWS.

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