I provide services related to the creation, optimization and promotion of sites.
I have personal experience since 2003.
CMS: Wordpress / Joomla.
I constantly improve my qualifications. As an example, one of the latest training courses after which the certificate was issued: "CLIENT SIDE OPTIMIZATION BASICS" - https://www.intuit.ru/verifydiplomas/101215667 (need to switch to "in english").