A full-time contractor for STRABAG(German construction company). Developing report generation system based on dashboards.

Developing React application for ordering products from the local restaurant(tick-time.ru)1. Refactoring old code base with React.js, Next.js, SWR, Tailwind CSS2. Implementing new features and improving user experiences 3. Changing styles of application using modern tools4. Improved performance for individual parts of application at least in 3-4 times5. Improved authentication method using Next.js

A contractor for STRABAG(German construction company).1. Working in a collaborative Agile team developing information platform designed for managing, documents, risks, and the construction processes of building tunnels2. Implemented and maintained different kinds of UI controls3. Developed new features and participated in architecture design4. Worked on visualization of large datasets in the form of tables, lists with virtualization from sensors of tunnel boring machines5. Systematically did performance analysis in order to improve overall user experience and provide essential fixes for existing functionality(using tools for debugging in desktop browsers)6. Worked on visualization kinds of charts based on Highchart (historical data and live data)7. Support different timezone to display actual data for user8. Extended base version of AgGrid (free version) by new features according the application peculiarity9. Participated in app-wide front-end migration from AngularJs to Angular

1. Developing a greenfield-project for analysis and managing risks of high-tech industrial machines.2. Looking for the most suitable tools for current tasks3. Implemented and maintained different kinds of UI controls.4. Developed architecture design of the web-application5. Worked on visualization kinds of charts based on Highchart (historical data and live data)6. Customized Vuetify control for current issues

A full-time contractor for Outotec, a mining equipment company.1. Working in a collaborative Agile team developing parts of toolkit which allows to carry out thermodynamic and mineral processing calculations on a standard computer2. Developing desktop applications to analyze phases diagrams (physical chemistry) and calculate different physical and chemistry characteristics related to them

1. Cooperated with developers to design test cases for regular maintenance and enhancements. Implemented quality control standards for FinTech applications.2. Ensured all aspects of testing, including manual execution, regression, automation and performance testing, are completed3. Manual testing visualization part of application. Using Postman to check a backend api. Writing sql queries to access databases

Full-time contractor in Valmet. Working with Valmet DNA system developing and testing programs by internal tools for paper and energy industries. Creating additional internal tools to analyze different kind of things related to Valmet DNA with Python/Javascript