Code Quality: How easy code is to read, understand, test and change — not just whether it works.
Example
Two solutions both work, but the one with clear names and small functions is easier for the next person to change.
Why Code Quality matters for IT interns
Teams maintain code for years. Readable code is valued more than clever code.
Where you will hear it
You will hear this term in development teams, in code reviews and technical discussions, and in technical interviews. If someone uses it and you are not sure what they mean in your project, it is completely fine to ask; every team uses terms a little differently.
Related terms
- Authentication: Checking who someone is — usually with a password, an OTP or "Sign in with Google".
- Authorization: Checking what someone is allowed to do after they have logged in.
- Backend: The server-side part of an application that handles logic, data, security and communication with databases…
- Code Review: When teammates read your code changes before they are merged, to catch problems and suggest improvements.
- Compiler: A tool that converts the code you write into something the computer can run, and reports mistakes before the…
- CRUD: Short for Create, Read, Update and Delete — the four basic operations on data.
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Frequently asked questions
What is Code Quality?
How easy code is to read, understand, test and change — not just whether it works.
What is an example of Code Quality?
Two solutions both work, but the one with clear names and small functions is easier for the next person to change.
Why does Code Quality matter for IT interns?
Teams maintain code for years. Readable code is valued more than clever code.
Explore more internship terms
The IT Internship Glossary explains 199 terms you will hear before and during your internship, with simple definitions and real examples.
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About the author
Dhaivat has 16+ years of experience in the IT industry, working on AI and cloud technologies, project delivery, and engineering leadership. He has interviewed and mentored many interns, wrote The Lost Intern, and runs the non-commercial Career Impact Initiative, mentoring students for free.