This collection of videos covers major system design concepts and fundamentals that every backend engineer needs to understand. This will help you in your design interviews. The videos are ordered in the way they should be consumed. This playlist is designed for advanced viewers List of all Backend Engineering Playlists 👨💻Backend Engineering (Beginner) https://www.youtube.com/playlist?list=PLQnljOFTspQUNnO4p00ua_C5mKTfldiYT 👩💻Backend Engineering (Intermediate) https://www.youtube.com/playlist?list=PLQnljOFTspQWGuRmwojJ6LiV0ejm6eOcs 👨🏻💻Backend Engineering (Advanced) https://www.youtube.com/playlist?list=PLQnljOFTspQUybacGRk1b_p13dgI-SmcZ
Curated by: Hussein Nasser (79 videos)
502 Bad Gateway is one of the most infamous errors on the backend, it usually means “hey something wrong with your backend server” but it doesn’t really give enough information. In this video, I’ll go through details on why proxies and gateways like NGINX and HAProxy should consider throwing more fine detailed HTTP error codes. 502 Bad Gateway The server was acting as a gateway or proxy and received an invalid response from the upstream server. 0:00 intro 3:45 What Causes a 502 Bad Gateway? 8:00 Cloudflare HTTP error codes 13:00 Security Implications 🎙️Listen to the Backend Engineering Podcast https://husseinnasser.com/podcast 🏭 Backend Engineering Videos https://backend.husseinnasser.com 💾 Database Engineering Videos https://www.youtube.com/playlist?list=PLQnljOFTspQXjD0HOzN7P2tgzu7scWpl2 🏰 Load Balancing and Proxies Videos https://www.youtube.com/playlist?list=PLQnljOFTspQVMeBmWI2AhxULWEeo7AaMC 🏛️ Software Archtiecture Videos https://www.youtube.com/playlist?list=PLQnljOFTspQXNP6mQchJVP3S-3oKGEuw9 📩 Messaging Systems https://www.youtube.com/playlist?list=PLQnljOFTspQVcumYRWE2w9kVxxIXy_AMo Become a Member https://www.youtube.com/channel/UC_ML5xP23TOWKUcc-oAE_Eg/join Support me on PayPal https://bit.ly/33ENps4 Stay Awesome, Hussein