For Your Instagram videos, You need someone who has worked in some marketing agency for promotional videos and can understand the psychology behind editing, Your video should be made in a way that viewer can engage themselves within a fraction of second only then You will be able to impress your visitors on your profile.
The link you mentioned in description doesn't seems like a insta video.
Any way
I am a filmmaker & editor for more than 10 years, I just finished Reading Your requirement, I was quite thrilled that Now I have started working on Promotional videos. I have my own post-production studio we can Edit, Color grading, VFX, Sound editing, Background Music, Motion graphics and many more basically We work for Movies, Short Films, Albums, etc But Due to these COVID LockDown situations, I’m happy to do any such works which is related to Post Production Works.
We Have done many promotional videos