Video editor - combine clips and make us videos

We have a lot of UGC videos (tiktok sized) from creators - I can send you tiktok links to them. You need to go download them yourselves. Then from those UGC videos, create for us different videos combining different clips, add music, add text overlays, graphic, slides, etc...

To apply for this job, answer the folllowing questions:

1. estimate, using your best faith estimate, how long it would take you to create 1 30-second video combing several clips together.
2. what video apps/software do you use to combine clips? what app/software do you use for music? what app/software do you use to generate overlays, slides, etc...?
3. what app/software would you use to download tiktok videos?