Ultimate Guide About Caching in Backend Development — Backend Radio — Ritik Chourasiya

Ritik Chourasiya
3 min readMar 26, 2023

--

Ultimate Guide About Caching in Backend Development — Backend Radio — Ritik Chourasiya
Ultimate Guide About Caching in Backend Development — Backend Radio — Ritik Chourasiya

Introduction:

Caching is an excellent method of improving the performance of a website or application. It can significantly reduce server load and speed up the delivery of content to end-users. Effective caching can lead to cost savings, improved user experience and increased scalability. In this ultimate guide about caching in backend development, we will explore the benefits of caching and various ways you can implement it.

This guide aims to discuss everything you need to know about caching in backend development. From understanding the concept of caching to implementing various caching techniques, this guide will provide you with a complete understanding of caching, its benefits and how to implement it in your backend development.

1. Understanding the Concept of Caching

Caching is a process where data is stored temporarily in a computer’s memory or on disk so that it can be quickly retrieved when requested again. In backend development, caching is used to reduce the response time of a web application, speeding up the delivery of content to end-users.

Caching is achieved through the use of cache objects, which are data structures that store data temporarily. When data is cached, the next time the data is requested, it is retrieved from the cache object. This reduces the need to generate the same data repeatedly, which can be time-consuming and resource-intensive.

2. Benefits of Caching in Backend Development

Implementing caching in backend development can provide various benefits, such as:

-Speeding up the delivery of content to end-users
-Reducing server load, leading to cost savings and improved scalability
-Improving the user experience by reducing latency and eliminating the need for repetitive data requests.

Caching can be used in various scenarios, such as:

-Static data that doesn’t frequently change, such as logos, images, and stylesheets.
-Dynamic data that is frequently accessed, such as user profiles and search results.

3. Types of Caching

There are different types of caching techniques used in backend development:

a. Browser Caching:

Browser caching stores files such as CSS files or images in the local cache of the client’s browser, eliminating the need to download them again. This reduces page load time, improves website speed, and reduces server load.

b. Opcode Caching:

Opcode caching is a technique in which the server stores a precompiled version of the PHP code in memory. This eliminates the need to recompile the code every time it is requested, reducing the overall response time of the application.

c. Object Caching:

Object cache is a technique where a server temporarily stores objects that are retrieved from storage, such as a database. Caching objects can reduce the need to retrieve the same data from storage multiple times, thereby improving performance.

4. Best Practices for Caching in Backend Development

When implementing caching in backend development, there are some best practices that you should follow to ensure that your caching strategy is effective:

a. Consider the data’s expiration time when implementing caching.

b. Use appropriate expiration policies for cached data.

c. Set up clear cache invalidation policies to ensure that stale data is not served to end-users.

d. Test and monitor your caching strategy to ensure that it is effective.

Summary:

Caching in backend development can have a signification impact on the performance of your website or application. By implementing various caching techniques, you can reduce server load, speed up content delivery, and improve user experience. This ultimate guide about caching in backend development highlighted the benefits of caching, various caching techniques and best practices that you can follow when implementing caching in your backend development strategy. Overall, caching is an essential aspect of backend development that can help improve website or application performance, reduce server costs, and improve user experience.

Related Links —

  1. RFC 9111: HTTP Caching (rfc-editor.org)
  2. What is Caching and How it Works | AWS (amazon.com)
  3. What is Caching and How It Works (auth0.com)

— — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —

Follow me on -

YouTube — https://www.youtube.com/@theritikchoure/

LinkedIn — https://www.linkedin.com/in/ritikchourasiya/

Twitter — https://twitter.com/theritikchoure

--

--

Ritik Chourasiya
Ritik Chourasiya

Written by Ritik Chourasiya

I’m a 22 year old, still undergraduate backend developer based in India, with 2 years of experience in the software development industry.

No responses yet