If HTML is a basis of frontend programming, then the SQL is a key to the deep database programming and managing of almost every existing DBMS. Using this language, you can manage different data, filter and analyze information even in very large volumes. In general, SQL first appeared in 1974, but it is still widely used by programmers who work with different databases platforms such as MySQL, because of its versatility and uniqueness. Did you know that a well-known Microsoft Access application is also based on the SQL? Yes, SQL is much closer than it seems. It’s everywhere! Typically, experienced SQL developers are working with multiple platforms and databases systems. It is an incredibly big advantage! You can hire a highly qualified SQL database developer and get an expert advice from him or simply involve him in your project as a BackEnd SQL Freelancer. During one week you can test your candidate and if he will not satisfy you, we will replace him for another one without any difficulties!

React.js (or React) is an open-source library for user interface creation. It is aimed at solving problems on partial renewal of a web page that developers of one-page apps are facing. React enables to develop big apps that use vast amounts of changing data without page reload. With this technology this process is fast, simple and scaled. React works only with user interface side used in apps. Currently React is used by Netflix, Sony, Yahoo and others huge companies. If you want to appear in this list request AOG React experts and get the best match for your project!