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Sergei Krikun · Senior Frontend Engineer · web2ua

Talents
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Sergei Krikun

Sergei Krikun

Looking for a job

Senior Frontend Engineer

I'm a senior frontend engineer with 7 years in production web development: 4 years at senior level, the last 2 as Team Lead of 4-5 engineers.

GeorgiaSenior Frontend Engineer at Dats.Team

Experience

Senior Frontend Engineer
Designed and owned a reusable React and TypeScript library with a shared data layer and headless UI components, reducing integration time by 2-3x. Led a frontend team of 4-5 engineers, handling planning, architecture, code review, and mentoring.
ReactTypeScript

Redux

REST APIs

WebSockets

Zod

Next.js

SSR

ISR

App Router

React Server Components

Lerna

Semantic Versioning

Jest

React Testing Library

Playwright

Webpack

Claude Code

Senior Frontend Software Engineer

Worked across three large projects including an online car catalog, a corporate SPA, and an online cinema platform. Led frontend tasks, reviewed code, and wrote tests.

ReactNext.jsTypeScriptRedux toolkitCSS ModulesSCSSVue3PiniaAnt DesignJWTHTTP2JestPlaywright

Frontend Software Engineer

Rebuilt the frontend of an online cinema with 1M+ monthly users, making it 1.7x faster through performance optimizations. Customized video player and implemented authentication and role-based views.

TypeScriptWebpackHTTP2Lazy LoadingSwiper.JsAuthenticationRole Based Access Control

Frontend Software Engineer

Built a B2B loan selection platform with a universal multi-step form and validation. Delivered pixel-perfect layouts and worked with TypeScript, Nuxt, and Stencil.js.

TypeScriptNuxtVue.JsStencilJSDockerMulti Step FormsValidation

Frontend Software Engineer

Built an internal deal-tracking board for a real estate agency with about 700 agents, covering listing data and agent workflows.

Vue.JsNuxtVuexTypeScript

Founder

Ran the agency and its operations; moved into software development through the GeekBrains full-stack program.

Teaching and Research Assistant

Teaching and research assistant in Physics and Electronics at a university department.

Education

OpenJS Foundation
Node.js Application Developer (JSNAD) certification from OpenJS Foundation, completed in 2023.
Node.js Application Developer (JSNAD) certification from OpenJS Foundation, completed in 2023.
OpenJS Foundation
Node.js Services Developer (JSNSD) certification from OpenJS Foundation, completed in 2023.
Node.js Services Developer (JSNSD) certification from OpenJS Foundation, completed in 2023.
GeekBrains
Full Stack Developer program in Web Development from GeekBrains, completed in 2018-2019.
Full Stack Developer program in Web Development from GeekBrains, completed in 2018-2019.
North Caucasus State Technical University
PhD (Candidate of Engineering Sciences) from North Caucasus State Technical University, completed in 2005.
PhD (Candidate of Engineering Sciences) from North Caucasus State Technical University, completed in 2005.
Stavropol State University
Master's Degree in Informatics, Linguistics and Intercultural Communication from Stavropol State University, completed in 2002.
Master's Degree in Informatics, Linguistics and Intercultural Communication from Stavropol State University, completed in 2002.

Overview

Salary expectations: 60k-100k USD
Location: Georgia
Skills: Component LibrariesDesign SystemsFrontend Architectureheadless uiIncremental Static Regeneration (ISR)Next.jsNext.js App RouterReactReduxRedux toolkitREST APIsServer Side RenderingTypeScriptWebSocketsZod
Seniority: LeadSenior

Links

LinkedIn
https://linkedin.com/in/sergei-krikun

Profile sourced from Himalayas.