Artem U.

more than 10 years experience I am the web developer specializing in high quality web development. From custom theme designs to CRM, E-Commerce, Custom PHP and Software development. The most complex project: developing a large CRM system from scratch. The project includes: parsing of suppliers, competitors, development of pricing algorithms, export of results for various platforms, API for third-party systems, database design. The database contained 250,000 products, 650,000 product variations, 300,000 classifications. The calculations are carried out in multithreaded mode and last about 40s at 12 multi-threaded processor. Chat development using websockets, php, js. I Created many different page parsers on regex, DOMXpath, that was saved to DB and worked on cron