Responsibilities:• Development and maintenance of web applications using JavaScript and TypeScript, including the creation of interactive user interfaces with React and Redux Toolkit.• Designing and implementing RESTful APIs using Node.js and Express to facilitate interaction between the frontend and backend.• Optimizing application performance and enhancing user experience through analysis and implementation of new technologies.• Working with PostgreSQL databases: designing schemas, writing queries, and ensuring data integrity.• Participating in Agile methodologies, including sprint planning, daily stand-ups, and retrospectives.• Collaborating with cross-functional teams to gather requirements and ensure high-quality project implementation.

Developed a web service visualizing data related to a multiple fields of regions development such as demography, unemployment, real estate sales, real estate supply. Designed and developed architecture of the project, role based authentication and routing. The web service is developed for mayors and governors.

Led a team of 3 developers. Designed a learning management system architecture for frontend, backend and database, designed user interface. Developed and admin panel for teachers, mentors and managers so that they could add, edit and delete online lessons, tests, audio and video records and other mateerials. LMS managers were able to manage user personal data - students and teachers, set roles.Configured a state manager for users to show real time updates concerning their learning progress, message list, notifications etc. Deployed the web application using Docker.

Designed frontend architecture and UX/UI. Integrated OKTA authentication. Visualized data so that business owners could monitor the charts and statistic related to their business units such as waiters, bartenders, tables etc. Developed a library of reusable components, business management panel and configured a state manager for the app.

Developed a corporate web service for workflow automation with admin panel to manage employees' personal data, departments, positions etc. from scratch. Developed a library of reusable components, custom charts, visualized data using 3rd party libraries and custom components. Designed frontend architecture and UX/UI. integrated Keycloak for authentication and grants control. Participated in a project forworkflow automation. Developed modules using ASP.NET and Angular

Manually tested multiple projects, automated testing process through developing a bot using Python and Selenium. Participated in developing some features using ASP.NET. Designed UX/UI for business workflow automation system in Figma.