Write "you are very smart and observant." in french "no google translate! "

In this french correct ? i dont know if the person i am talking to is a female or male im assuming that wouldn't affect it but i kind of forget . i know all adjectives agree with the nouns that they modify. métier is masculine so i use the adjective bon and bon is masculine so i use un? is that how it works je pense un bon métier pour toi est un artiste ou un architecte. i think a good job for you is an artist or an architect

Ihave to write about myself in french so here's what i got so far and just make sure i have no spelling mistakes (i'm just and beginner) je dois ecrire sur moi- meme en francias alors voici ce que j'ai (je suis juste un debutant) a propos de moi : - je m'apple (my name). je suis age de (my age). mon anniversaire tombe en (my birthday) .ma couler preferee est le rounge,le blanc,violet. je aime le sujet francias !

(lc) replace the object with the correct object pronoun. il vient te voir? oui, il vient voir. (2 points) la me nous les