WordPress Elementor On-Page SEO Boost

I want to give my Elementor-built WordPress site a focused on-page overhaul so it climbs higher in Google results. The job centres strictly on on-page SEO: researching the right keywords for each page,... (Budget: ₹750 - ₹1250 INR, Jobs: Content Writing, Elementor, Internet Marketing, Keyword Research, Link Building, Website Optimization, WordPress)