Optimize Google Analytics

We have a webshop in aquarium needing’s like pumps, fishfood, heatings, liquids for growing plants and more.

Some stats:
• 215.000 users in 2021
• 355.000 sessions in 2021
• 130+ blogs
• 2.000.000 pageviews
• Conversion percentage 1.58%
• 753 products and more if you count variations
• Google Analytics installed

Your objective:
• Please Check the Excel file attached

I only respond to people that give me a plan to approach this job in main points. All automatic reactions will be ignored.

Needed person:
• Senior data analyst in E-commerce (minimum 5-8 years experience)
• Specialist in Google Analytics, Google Tagmananger, Google SearchConsole
• Able to formulate recommendation and preferly fix them yourself