Complete name is Alexander Zaiets, "Chertovsky" is pseudo used mostly in social networks and in professional career
I specialize on PHP language and mostly create backend-part using it. There's some skills in frontend, but those handicap and rarely used (as you can see from design of that website)
My career started more than ten years ago as PHP engineer and still ongoing. During my experience i have worked in outsource company for around 10 months and since then working in product companies
Projects build from scratch by myself is, for example, DSMTool - Israeli startup focused on providing automation for dropshippers. It was quite popular for a while and even leader-market. Nowadays acquired.
Took a role in team in fintech area for Paysera, e-commerce for Allo and after e-commerce Marketplace for Mono
Right now searhing for full-time opportunities