Poloniex is worth exchange to use for newbiew and pro too
they have tech monitor 24/7, save your deposite in cold storage so your money is absolutely safe
fast trade, you also can watch your trade process and history easy way
i think you should try use it and feel it for your self how about them
for me, its great, they have nearly 100 trade fair for now, that all i need with an exchange FSee full review