Certainly, here are the responsibilities for both on-page and technical SEO specialists

Keyword Research and Optimization

Content Optimization

Meta Tags and Descriptions

Header Tag Optimization

Internal Linking

URL Structure Optimization

Image and Video Optimization

User Experience Enhancement

Mobile Optimization

Technical SEO Responsibilities:

Website Crawling and Indexing

Page Speed Optimization

Mobile-Friendly Design

Website Architecture and URL Structure

XML Sitemap Management

404 Error Management