XB SoftwareFrontend Developer
Mar. 2020Минск, Республика БеларусьImproved of the existing production component DHTMLX Spreadsheet using TypeScript JavaScript:
-added new features
-fixed bugs
-replaced the core
-improved perfomance and render speed During my work on DHTMLX Spreadsheet such features as mathematical functions, fixing rows / columns, merge cells, filter, sorting, multiply sheets, interective edit line and other where aded. As a result, sales of this component grew at least 10 times. Rendering speed increased by more than 100 times. Suported production tool with React + Redux on client and Go on server side Covered code with intagration tests using Cypress and Chai for unit tests.