1.extract your hirebee.zip.
2.find the hirebee.pot file.
3.edit the extension (pot) to po.
4.open the po file with poedit (or any other similar program).
5.make all the changes you want to the translation.
6.save the po file. (this will create another file with the extension (hirebee.mo file).
7.rename the mo file to hirebee-en_US.mo.This is in the case you are using the default language of HireBee.If not you need to rename using your language code,
example:for Italian the file should be hirebee-it_IT.mo
8.with ftp goto to folder "wp-content" and create the folder "languages".
9.inside the "languages" folder create another named "themes".
10. Place the file hirebee-en_US.mo inside the "themes" folder.
11.if you are not using the default language (english) then you need to change the WPLANG in wp-config.php (prior to WordPress 4.2) or with latest WordPress version from wp>settings>general>site language.
12.Important save/store somewhere safe the po file, in the future you may need again to modify your language, Poedit needs the po file!