Optimize Supabase Data Loading

I need help speeding up data loading from Supabase in my NextJS app on Vercel. Currently, user data loads extremely slowly (6-7 seconds). It should ideally populate in under 2 seconds.

You can test the site here: https://whoneedsawriter.com/

Video of slow load: https://drive.google.com/file/d/1kupjldSv8Hk8Yl77CzWiZ6uUqrQCTS6R/view?usp=sharing

Details:
- User data is fetched from Supabase
- Data consists of numerous small items
- Being fetched through multiple queries

Ideal Skills and Experience:
- Expertise in NextJS and Supabase
- Experience optimizing data fetching and queries
- Familiarity with Vercel deployments
- Strong problem-solving skills

I'm looking for a freelancer, no agencies please.

SAAS Boilerplate used - https://shipped.club/