Need some pointers and guidance from the Goats

So basically i have started doing my first ssf run and i am enjoying it alot!

https://maxroll.gg/poe/build-guides/penance-brand-ignite-elementalist#skills-header This is the build i am following.

https://pobb.in/5ibYJwLGbkED This is what i have right now.

I am looking to get a bit more damage so i can kill hive mind bosses cause i almost kill them but died to them twice when they were 2% hp.