In simple word Back – end developer are that experts who build and maintain the mechanism that process data and perfome action on website. Unlike front-end developer who control everything you see on the website.
Back-end developer are involved in data storage ,security
And other Server side function that you can’t see.
"Responsbility of a backend developer"
<ol>
<li>Building and maintaining web applications .
</li>
<li>Assessing the efficiency and speed of current applications.
</li>
<li>Writing high quality code.
</li>
<li>managing hosting environments.
</li>
<li>Troubleshooting and debugging.
</li>
<li>Keeping on top of new technologies.
</li>
<li>QA tasting.
</li>
</ol>

In simple word Back – end developer are that experts who build and maintain the mechanism that process data and perfome action on website. Unlike front-end developer who control everything you see on the website.

Back-end developer are involved in data storage ,security

And other Server side function that you can’t see.

**"Responsbility of a backend developer"**

1. Building and maintaining web applications .
    
2. Assessing the efficiency and speed of current applications.
    
3. Writing high quality code.
    
4. managing hosting environments.
    
5. Troubleshooting and debugging.
    
6. Keeping on top of new technologies.
    
7. QA tasting.

Who is Back-end developer? and what is his responsibility .

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