Frontend System Design Course
Frontend System Design
/
Intermediate

Server Side Rendering (SSR)

Definition

SSR is the process of rendering a client-side application (like React) into fully populated HTML on the server on every request. When the client receives it, the browser downloads the JS bundle and 'hydrates' the HTML to make it interactive.

Explain Like I'm New

Instead of sending the browser an empty box and instructions on how to build the toy, the server builds the toy, paints it, and ships it fully ready to play with.

Architecture & Flow

Interview Questions

basic

  • What is the core concept of Server Side Rendering?
  • What are the pros and cons of Server Side Rendering?

intermediate

  • How does Server Side Rendering impact SEO and initial page load times?
  • When would you NOT choose to use Server Side Rendering?

advanced

  • How does Server Side Rendering fit into a heavily scaled microservices architecture?
  • What are the security implications of Server Side Rendering?

trick

  • Can you combine Server Side Rendering with other rendering strategies on the same page?

Flash Cards

Question

Define Server Side Rendering.

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Answer

Server Side Rendering is a critical architectural pattern in frontend design.

Question

What is the main tradeoff of Server Side Rendering?

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Answer

Usually a tradeoff between Server CPU usage, TTFB (Time to First Byte), and Client CPU usage.