SEO Backlinks and Website Audit

I need to improve my website's SEO to gain more leads and sales. I am looking for someone with expertise in creating high-quality guest post backlinks.

Key Tasks:
- Create SEO backlinks through guest posts
- Website audit to identify:
- Broken links
- Duplicate content
- Website speed issues

Ideal Skills and Experience:
- Proven track record in SEO and link building
- Experience with guest posting
- Strong analytical skills for website audits
- Knowledge of SEO tools and techniques

Please provide samples of previous work and a strategy outline.