What is Back-End?

Mantan Programmer
3 min readMay 31, 2022

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Hello, how are you all friends, this time we will discuss what is meant by back-end in the IT world.

In application system development, have you ever heard of the terms Front-End and Back-End? The term feels familiar, especially if you are new to programming. In fact, Front-End and Back-End are field options in the Software Developer profession. You need to determine what to focus on. So what do those terms mean in application development? Okay, let’s discuss from the Front-End first.

Front-End is the part of the application that is visible and used directly by the end-user. People who work in this field are called Front-End Developers. Applications made by a Front-End Developer can be web, mobile native, desktop, or other platforms. Wherever the application runs, the main focus of a Front-End Developer is to build applications that perform well, are easily accessible, and have an attractive appearance.

While the Back-End is part of the application that is responsible for providing needs that are invisible to the user (not interacting directly with the user), such as how data is stored, processed, and transacted securely. It all aims to support Front-End applications work according to their functions. People who work in this field are called Back-End Developers.

The application system works much like a business system in the real world. In order to more easily understand the role of Back-End and Front-End, let’s analogize the application system like a coffee shop business.

Suppose you want to buy coffee at a coffee shop. Once you get to the shop, the first thing you do is go to the cashier and say “Hello, I want to order coffee.” The cashier friendly shows a list of coffees available to you. “I’d like a medium hot brewed coffee.” you say, then the cashier writes your order to hand over to the barista and makes a bill of payment. While waiting for the coffee to be finished, you sit in the available chairs, and enjoy the strains of the song playing through the speakers in the corner of the coffee shop’s roof. Less than 10 minutes of waiting, a waiter approached your seat. Finally the coffee you ordered arrived! The waiter puts the coffee along with the bill that you have to pay.

From this scenario, can you find out which part of the coffee shop is the front-end and back-end? If you’re still confused, let’s find out.

Front-End plays a role in everything you can see, feel, and interact with, including your experience in the coffee shop. Examples such as the interior arrangement, the ease of ordering coffee, the friendly nature of a cashier and waiter, to the music you enjoy while waiting for the coffee to arrive. Here Front-End focuses on making sure you are easy, happy, and comfortable while in the coffee shop. The application system is the same. Convenience, beauty, ease of access, and good application performance are the responsibility of a Front-End Developer.

Then where is the role of Back-End? Because you are a consumer, of course the role of Back-End is invisible and unknown to you. Examples such as barista techniques for making coffee, what and how to operate a coffee machine, financial reports, shop rental costs, and other kitchen things that are invisible to customers. Of course you don’t know, do you? Most importantly, the coffee you order arrives at your table. Although not seen by consumers directly, the role of the Back-End is very vital to support the coffee shop to continue to operate. In an application system, all matters that are invisible to the user such as business logic, databases, data security, server stability are the responsibility of the Back-End Developer.

That’s the information I provide, I hope it’s useful. Thanks.

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