• Implemented build config based on Vite.js that improved performance and page loading from 10+ to 2 sec• Improved the CLS parameter on the main pages from 0.6 to 0.08. Also reduced the amount ofunnecessary content when loading the page by 85%• Transferred state management of the whole project from Context to Redux Toolkit• Fixed 100+ bugs of different levels of criticality. Have solved 40+ problems according to the W3Cstandard to improve the accessibility of the service for people with disabilities• Conducted 10+ interviews as a main interviewer for Junior and Middle-level candidates• Performed as a mentor in two projects. Has mentored about 50 mentees and conducted more than20 individual and group sessions

• Implemented a complex auto-complete disease search conducted on three lists: disease category,subcategory, and the disease itself• Improved the confectionery store project. Found and solved the problem with anauthorization that brought money losses for the company (approximately 20$ every day)• Developed 3 dispatcher panels for creating, editing cargo orders, tracking, and accepting requestsfrom users, and creating, tracking, and editing voyages in real-time. Used Yandex Map for navigation

• Created an information portal for the accreditation of educational institutions. Achieved site performance above 80%, accessibility above 90%, best practices above 90%, SEO 100%• Created personal space for trainers with unique tests for meetings, personal statistics, and educational articles. It helped to remove the routine paperwork by providing software solutions for their needs.