Example usage:
python pdffiller.py --function_level 7 --supervisor_name "Mauro Bianco" --job RE --employment 100 --from_date 1.4.23 --date 24.02.23 --city=2 --internal "Software Engineer" --employee_name "Samuel Kellerhals" --subcategory="Research Software Engineer" --operational 2 > prova.fdf
pdftk JD.pdf fill_form ./prova.fdf output output.pdf