Comprehensive SEO Service Needed Long-Term

Hi, I am looking for SEO professionals for a long-term engagement. Key requirements- 1- Freelancer must handle on-page and off-page SEO for the entire website and products 2. 20 keywords 3. 300 backlinks 4... (Budget: ₹1500 - ₹3000 INR, Jobs: Content Writing, Digital Marketing, Internet Marketing, Link Building, Marketing, SEO, SEO Auditing, SEO Writing)