---
title: "Discussion on \"Fixing Frontend-Backend Communication in Docker: My Journey with Environment Variables, Nginx, and Networking\" | Hashnode"
description: "Discussion on \"Fixing Frontend-Backend Communication in Docker: My Journey with Environment Variables, Nginx, and Networking\". When I containerized my React frontend and FastAPI backend for the AESL Material Tracker project, I expected everything to just work. After all, the containers built successfully, the backend was serving data, and the frontend launched without errors..."
url: "https://hashnode.com/posts/fixing-frontend-backend-communication-in-docker-my-journey-with-environment-variables-nginx-and-networking/68fa70a6c51f449dc6306067"
---

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# [Fixing Frontend-Backend Communication in Docker: My Journey with Environment Variables, Nginx, and Networking](https://syntaxnsoul.hashnode.dev/fixing-frontend-backend-communication-in-docker-my-journey-with-environment-variables-nginx-and-networking?utm_source=hashnode&utm_medium=feed)

When I containerized my React frontend and FastAPI backend for the AESL Material Tracker project, I expected everything to just work. After all, the containers built successfully, the backend was serving data, and the frontend launched without errors...

Oct 23, 2025 · 7 min read · syntaxnsoul.hashnode.dev  
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