You can use babun together with cmder[0] (which is based on conemu and can do tabs). Just today I installed both and I'm pretty happy so far. To use babun in cmder, follow this[1] short explanation.

[0] http://cmder.net/ [1] https://babun.github.io/faq.html#_how_do_i_integrate_babun_w...

I just use screen, I usually create several extra screen windows beforehand to workaround the slowness when starting new ones.