Website Traffic Down (Almost 50%) - Immediate Help

I am in need of immediate help as my website traffic has dropped almost 50%. Currently, my website's traffic source is organic search. Recently, technical updates were made to my website, specifically a server migration or hosting change. I am looking for someone with experience in website traffic analysis and optimization to help me identify and fix any technical issues that may be causing the drop in traffic. Ideal skills for this job include:

- Website traffic analysis
- Technical SEO expertise
- Knowledge of website hosting and server management
- Strong communication skills to explain findings and recommendations

Please provide a proposal for how you can help me increase my website traffic and restore it to its previous levels. Thank you.