# backend development

CEFR B2 · Compound

Source: https://englishreference.com/word/backend-development
Updated: 2026-07-22

## Definition

the work of building the parts of a website or app that users cannot see. It involves managing servers, databases, and the logic that makes the software run correctly.

For teachers: the process of creating and maintaining the server-side logic, database management, and application programming interfaces (APIs) of a software system. It focuses on the internal architecture that supports the user-facing interface.

## Examples

- He specializes in backend development using Python and SQL.
- While the designer focuses on the look of the app, the backend development team ensures that user data is stored securely.
- Efficient backend development is critical for scaling applications, as it determines how effectively the server handles high volumes of concurrent requests and complex data processing.

## Usage notes

- Often used as a compound noun or a noun phrase; can also function as a modifier before other nouns like 'team' or 'tools'.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.