Serhii R. Email & Phone Number

Kharkiv, Ukraine

- Integration of New Micro-Frontends: Integrated new micro-frontends into existing applications, improving modularity and scalability.- Migration to Next.js: Led the migration of a legacy frontend codebase to Next.js, enhancing performance and maintainability.- Optimization and Refactoring: Optimized Next.js micro-frontends and performed extensive code refactoring to improve efficiency and reduce technical debt.- Technical Leadership: Served as the tech lead for frontend teams, overseeing the work of approximately 10 developers and ensuring project alignment with business objectives.- Process Improvement: Established and streamlined processes within the team to enhance productivity and collaboration.- Support and Coordination: Coordinated with DevOps for deployment, provided support for releases, and managed continuous integration and delivery pipelines.- Code Reviews and Mentorship: Conducted code reviews, provided technical mentorship, and facilitated the professional growth of team members.- Project Management: Estimated project timelines and resources, managed task assignments, and ensured timely delivery of frontend features.

Kharkiv, Ukraine

B2B platform for catering establishments. Receive orders, edit them, work with menus, answer questions from customers, analytics etc.Responsibilities:- Refactor project from class syntax to new syntax(hooks). From MST to Redux/react-query- Create new sections, mostly worked on restaurant advertising, statistics with a lot of charts- Lead 2 developers- Prepare releasesTypescript, react-redux, react-query, MST, MobX, Material-UI, recharts, Jest, React-Testing-Library, Loki

Kharkiv, Ukraine

Web app. Sell paper posters. You could choose part of real map, zoom it, or choose any picture(or predefined) and buy poster with it. You choose size, paper density, frame etcResponsibilities: - Both front and backend development- Work with canvas, make real size posters from it then send to print- Optimize large canvasesPuppeteer, NodeJS, Leaflet, MapTiler, Mapbox

Kharkiv, Ukraine

SPA to store scientific documents(text, video, sound etc). Scientists could save their work in blockchain to protect their copyrights. Also there's the ability to share, contribute and communicate with each other. Some kind of social networkResponsibilities:- Work on front-end part of app- Complex sections of app and a lot of forms- Worked with files- Made google extension and google add-on to work with documentsReact, Redux, redux-thunk, React Hooks, formik, Redux-Form, PropTypes, axios, Material-UI

Kharkiv Region, Ukraine

Desktop and PWA management system for supply storage. Helps to handle logistic and inner workflow. Allows to create tasks, transfer goods between storages. Has role system (manager, stock manager, worker etc)Responsibilities:- Create React components- MarkupReact(Class+Hooks), Redux, Axios

Kharkiv, Ukraine

Internship in NDA company.After that, I got full-time job in this company.Studied HTML, CSS, JS and React