About the company: 7500+ employees, 90 million users. I worked in a team of 8 people.My responsibilities:- developing UI-kit;- working on the architecture of a high-load website;- development and creation of new infrastructure tools that improve DX for product developers;- continuously improving the quality of the company's tools and product safety;- consulting other developers and collecting feedback;- improving internal tools for analysis and monitoring;- sharing your knowledge with the internal front-end community.

About the company: 6000+ employees, 1 million user companies. I worked in a team of 7 to 12 people.Development of UI for web applications (SPA, SSR), maintaining existing code (including class components), mentorship, code review.During my tenure:- participated in more than 10 projects of various complexities and was responsible for the technical solutions of several of them,- developed chats and groups for a corporate social network, a document designer (surveys, Wi-Fi authorization forms, commercial proposals, etc.) and their registry,- mentored and successfully graduated 2 employees from their probation period,- implemented technical projects: integration of eslint, stylelint linters, coverage with unit tests (RTL), which improved manual regression testing indicators (reduced labor by 60%) and development speed,- addressed performance issues (HAR analysis, TTI, FCP, decomposition, React Profiler, virtual-scroll, lazy loading), which resulted in a 120% increase in site loading speed,- participated in the development of a UI-Kit,- estimated labor costs for tasks/projects,- interacted with the design team (feedback on compliance with standards, proposing optimal solutions, etc.),- ranked in the top 100 employees of the company for the year 2021 out of 5000 employees (KPI assessment).Tech stack: JS/TS, React, Redux, Next.js HTML, CSS, Less, TailwindCSS, RTL + libraries of the React ecosystem (react-router, react-hook-form, etc.), Vue.js.

About the company: 70 employees. Worked in a team of 4 people.During my tenure:- developed web-applications for dispatch control and data collection systems (programs for visualizing data and working through an UI with sensors, meters, and other devices),- created firmware for programmable logic controllers (PLCs) by Schneider Electric,- programmed microcontrollers for automation needs.As a result, two desktop applications were created:1) heating system control,2) dispatching of the residential complex.Stack: JS, React, HTML, CSS, ST, SCADA.