uahmed on "Wordpress Login or custom login"

Hi

I am making one website in which we have 2 type of users role Team lead and developer . both user role can able to upload the files and document where as one Team lead can able to see all the developers and can able to see all the files uploaded by the developer

I am confuse that how should i implement this using wordpress . Should i create a seprate login and do custom coading or i can do this with the default login and user role behaviour .

I am sorry i am not that much experienced in wordpress .

Thanks