I have been doing SEO and SEM for many websites since a couple of years.My specialization and expertise lies on onsite SEO, Page speed Optimization(I an assure better pagespeed Insights Score),Keyword Research and automation.I have written crawling scripts capable of scraping millions of pages.I have built sitemaps for websites which have milllions of pages(5.5 million was the highest).Creating scripts for automating in python is my kind of work.