I'm applying for a data engineer role requiring data wrangling skills in c++. What is something I can build in a few days that shows these skills?

[Rylan]

Hello, I would like to ask you a short question, I would like to know i'm applying for a data engineer role requiring data wrangling skills in c++. what is something i can build in a few days that shows these skills? Thank you for giving me your opinion as soon as possible.