Comment by volida

I am surprised you've been waiting for a year. You should already agree and demand they give you the percentage they promissed.

It's OBVIOUS they are trying to screw you.

"I've been working for a startup"

Did you get paid for the work you did? If no, then probably you still own the code. Check that with your lawyer.

In case you decide to leave now will you still own the code? If yes, then you know what to do.