Programmer (noun)

A person who writes computer programs.

Origin:

from program + -er.

Examples:

1. He is a programmer and works for a software company.
2. She is a programmer and specializes in writing mobile apps.
3. They are programmers and work on developing new software.
4. I am a programmer and I enjoy coding in Python.
5. He is a programmer and has been working on this project for 6 months.