In the article the analysis of the author’s educational information system for web-sites creation is presented. This system contains the electronic course acquainting the user with bases of web programming and popular Content management systems (CMS) such as WordPress, OpenCart. Use of turnkey system for development of web-sites reduces financial and time expenditure for its crestion because the most part of necessary functions is already done by CMS.

The article is available the problem of developing an online store. National statistics of the Republic of Kazakhstan for 2018. The advantage of the developed online store "EComKZ" and client-server application "EComQazaqstan". Services from Google companies are described, NoSQL databases are reviewed, and tools for creating an online store are provided.

The article discusses the advantage of WordPress CMS platform for web site development. The development of the interface of the website of the online store and the software code related to the functional part of the site is described. It also shows the activation, installation and configuration of the plugin. The article analyzes the latest technologies for creating an online store based on the site and mobile application.