Fix High-Impact SEO Issues

I need 15-20 high SEO impact issues fixed as identified by Hubspot SEO crawler. I need someone to handle this efficiently without drama or fuss.

Key Issues:
- Technical SEO
- Broken links
- Page speed optimization
- Mobile responsiveness

Access: I have access to the hosting platform

Ideal Skills & Experience:
- Proven experience in technical SEO
- Familiar with Hubspot SEO tools
- Ability to work independently and deliver quality results on time