Optimize WordPress eCommerce Database Performance

I'm seeking an experienced professional to optimize my WordPress eCommerce website, which is experiencing high CPU and RAM usage. The primary issue seems to stem from database queries, and I need help reducing the load on my server. I have 2000 products. I need expert who can optimize the database manually has good deep knowledge about Database and wordpress.

I am using porto theme and hostinger Cloud Enterprise pack

Disk Space 300 GB
RAM 12288 MB
CPU Cores 6
Inodes 4000000
Addons/Websites 300
Max Processes 600
PHP Workers 300
Bandwidth Unlimited

Key Requirements:
- Analyze and optimize database queries to improve performance
- Ensure the website remains fully functional and responsive
- Work with a pre-built theme to maintain design integrity
- Identify and address any additional factors contributing to high resource usage

Ideal Skills and Experience:
- Expertise in WordPress optimization and database management
- Experience with eCommerce platforms and performance tuning
- Familiarity with pre-built themes and their optimization
- Strong problem-solving skills and attention to detail

Your expertise will help enhance the website's performance, ensuring a smoother experience for users and reducing server strain.