Sergey Bondar Email & Phone Number

Hamburg, HH, DE

Hamburg, Germany

• Communicated with the designer and other teammates to improve the functionality of the system
• Worked closely with cross-functional teams to ensure seamless integration

Санкт-Петербург, Россия

• Reduced the codebase of all projects by 40% by creating a library of common components, which reduced the number of bugs and simplified support
• Led the redesign of the main page using next.js with SSR, which increased the number of users by 30%, and the travel insurance application of the company using react
• Covered 85% of the code base with tests, which significantly reduced the number of bugs
• Conducted onboarding/mentoring for new developers
• Created a components library using react redux for redesign company products (http://che-uikit.s3-website.eu-central-1.amazonaws.com/)
• Communicated with the designer and other teammates to improve the functionality of the system

Санкт-Петербург, Санкт-Петербург, Россия

• Supported and improved existing projects (CRM systems) on TS + React + Redux + Redux-saga stack
• Led a team of 3 front-end developers in a project for clients to go through the KYC process
• Created a virtualized table component reducing the primary rendering time of large tables (the main component of a report page) by 90%
• Created 30% of the total component library for the company, which is used in more than 5 projects within the company (https://github.com/xcritical-software/xc-front-kit)
• Created a utility using Node.js for a CI/CD process, which reduced the time of process by 80% by building only modules affected in the sprint