Quality backlink (no profile link)

I am looking for a freelancer to help me generate high-quality 50 backlinks (DA 50+). The ideal candidate should have experience in building backlinks from any type of reputable websites.

Requirements:
- Ability to generate backlinks with high domain authority (DA 50+)
- Experience in building backlinks from any type of reputable websites
- Attention to detail to ensure the backlinks are of high quality
- Ensure the backlinks are permanent
- Knowledge of SEO best practices

Please note that I do not want backlinks from any profile creation site.
All details are not to be disclosed to any third party and no marketing spamming please.

Thanks