I've been pretty impressed with Bubble's capabilities, and in particular it's API integrations make it seamless to ship a lot of common functionalities. I think

I've been pretty impressed with Bubble's capabilities, and in particular it's API integrations make it seamless to ship a lot of common functionalities. I think you can get your MVP up with Bubble for sure, maybe the whole thing, but either way you can get it far enough to convince someone to give you money for some engineering muscle if you need it. Best of luck :)