I'm developing checkout page on Yandex Market.Here are some of recent highlights:- We integrated system of checkout state, for managing checkout states, which is a project to control the state of the checkout page between different client sessions and apps. We save the selected address, recipient, payment option and other settings.- I was responsible for profiling client-side and back-side code, I found and resolved some problems with performance;- Several times, I optimized the amount of data in API, these improvements are reduced client metrics, and backend load;- We migrated a checkout page from monolith to micro-front, we was refactoring all code, setup CI/CD, code review, and release process;- I integrated svg sprite loader in webpack config, this allowed us to improve client metric, and solve a problem with multiple same svg on page;- I added a storybook in project, to improve TTM, and develop our UI kit.Additionally, I:- Updated the documentation;- Mentored interns, and new teammates;- Worked on accessibility (a11y);Now I'am the lead developer of the project, and I make quite a lot of technical decisions concerning not only our team, but also the entire service.

Mainly I worked on developing a part of web app Sber-online for health insurance.In addition, I was engaged in infrastructure tasks:- Developing and refactoring UI kit;- Migrating from JavaScript to TypeScript.

I have developed a dashboard for analytics data visualization for one of the major postal services.The product included a lot of different data charts, tables, and diagrams, with the possibility of flexible customization and various data sources.

I developed 2 products for a restaurant chain:- Main site for delivery (SPA). We had a lot of client logic to code, from the formation of time slots for delivery, to very difficult logic and much more.- CMS. I developed an editor for seo params , WYSIWYG for landings, a system for editing delivery areas, and editors for dishes, categories, and other entities.