HELP! I GOT A JOB AS A FRONT END DEVELOPER

I WAS TALKING TO A FAMILY FRIEND ABOUT CODING AND WEB DESIGN AND THEY OFFERED ME A JOB PLACE AFTER HEARING MY AMBITIONS ABOUT CSS/HTML, BRUTEFORCE AND SECURING WEBSITES, AND MY ATTEMPT TO BECOME A FRONT END DEV, AND UH IM GETTING TRAINED FOR SPECIFIC THINGS FOR WHAT IVE CATCHED, BUT IM IN RUST HOW DO I PREPARE, THANK YOU. MUCH LOVE FROM EUROPE

QUESTION : HOW DO I PREPARE FOR MY FIRST CODING JOB ... IM SO FUCKING LOST, I HAVE NOT FINISHED MY STUDIES