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Flowchart Updated 9/6/2026

Three-Tier Web Application Architecture

Diagram of a three-tier web application architecture where a web SPA and mobile app deliver traffic through a CDN and load balancer to API servers, with supporting auth, caching, background jobs, databases, storage, and external email and payment services.

web architecturethree-tierapi serversload balancingpostgresqlredis cache
14 nodes 15 connections

How can I use this flowchart?

Download the Three-Tier Web Application Architecture as a PNG or SVG, or open it in the studio to edit your own copy. To draw a similar flowchart from a description, use the flowchart generator; for notation and a step-by-step walkthrough, read how to make a flowchart; and browse more flowchart examples for related layouts.

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