Andrii K.

Andrii K.

Frontend-kehittäjä

Italy
Luotettava jäsen vuodesta 2022
8 vuoden kokemus

Pääasiassa edustakehittäjänä työskentelevä Andrii on kokenut ohjelmistosuunnittelija, jolla on yli kuuden vuoden kokemus.

Koko työuransa aikana hän on saanut huomattavaa asiantuntemusta JS:stä ja React.js:stä ja vastannut käyttäjäystävällisten kokemusten toimittamisesta yhteistyössä taustakehittäjien kanssa.

Andrii on taitava graafisen suunnittelun sovelluksissa, mukaan lukien Adobe Illustrator, Adobe Photoshop ja Figma.

Tärkein asiantuntemus

JavaScriptJavaScript8 vuotta
React.jsReact.js8 vuotta
TypeScriptTypeScript7 vuotta
Node.jsNode.js5 vuotta
10+

Kokemus9

EdMon AI

Software Engeneer

EdMon AI
Entertainment and Media
May 2025 · 10m

EdMon AI is an AI assisted online video editor. My main achivements:

  • Solved critical memory leak issues, improving application stability and performance

  • Led migration from Vue 2 to Vue 3, rewriting the component base using the Composition API and TypeScript

  • Refactored legacy architecture by replacing mixins and complex Vuex patterns with maintainable composables

  • Introduced a security middleware layer, eliminating direct database interactions and improving system safety

  • Modernized the UI by consolidating dozens of legacy packages into a cohesive design system

  • Improved video playback reliability by resolving clip/state synchronization and rendering issues

  • Reduced UI bugs and visual inconsistencies through component and state flow optimization

JavaScriptJavaScript
Vue.jsVue.js
Node.jsNode.js
Google CloudGoogle Cloud
FirebaseFirebase
5+

Software Engineer

DREM Energy AB
Renewable Energy
Sep 2022 - Apr 2025 · 2y 7m

DREM Energy AB is a Swedish company delivering software tools for renewable energy monitoring and management.

  • Delivered two Redwood.js applications, including MVP development and successful production launches.

  • Reduced first load time from over 10 seconds to ~1 second, significantly improving performance.

  • Created a shared utility/constants package for both frontend and backend.

  • Built backend services to bypass Redwood.js serverless limitations, enhancing scalability.

  • Composed dynamic GraphQL queries to support evolving schema and data needs.

JavaScriptJavaScript
React.jsReact.js
TypeScriptTypeScript
GraphQLGraphQL
Chakra UIChakra UI
2+

Front-end Developer

Protetiko AB
Healthcare
Apr 2018 - Jun 2022 · 4y 2m

Protetiko AB develops web-based dental and medical management tools in Sweden.

  • Developed core business logic for multiple React applications.

  • Built reusable packages for UI components, data fetching, i18n, and utilities.

  • Led development on a large-scale Next.js application.

  • Wrote and maintained unit tests to ensure code reliability.

  • Acted as lead developer in the final year of engagement.

React.jsReact.js
TypeScriptTypeScript
Redux.jsRedux.js
Next.jsNext.js
Unit Testing

Etupään kehittäjä

Mjolnir LCC
Sep 2016 - Apr 2018 · 1y 7m
  • React-sovellukset
  • Express.js REST API
  • Käyttöliittymäsarjojen kehitys
  • SCSS/Stylus/PostCSS
  • SVG-grafiikka/D3

Front-end developer

Mjolnir LCC
Sep 2016 - Apr 2018 · 1y 7m

Mjolnir LLC specializes in building data-driven, interactive web platforms with visual analytics.

  • Developed React applications and REST APIs using Express.js.

  • Built and maintained internal UI kits and styled components using SCSS.

  • Implemented interactive charts using SVG/D3.js.

  • Worked on both frontend and visualization layers in tandem.

React.jsReact.js
CSSCSS
Express.jsExpress.js
SCSSSCSS
UIKitUIKit
D3.jsD3.js

Etupään kehittäjä

Prospect-line WEB-SEM Studio
Sep 2015 - Sep 2016 · 1y
  • Bootstrap-pohjaiset aloitussivut
  • WordPress-välitykset
  • JavaScript-sovellukset

Front-end developer

Prospect-line WEB-SEM Studio
Marketing and Advertising
Sep 2015 - Sep 2016 · 1y

A boutique web and marketing agency providing web development and SEM services for small businesses.

  • Developed mobile-first landing pages using Bootstrap.

  • Created and customized WordPress websites for client campaigns.

  • Built interactive JS elements to improve conversion metrics.

JavaScriptJavaScript
BootstrapBootstrap
WordPressWordPress

Etupään kehittäjä

Software Finance BP Ukraine LLC
Sep 2014 - Sep 2015 · 1y
  • Semanttinen koodaus
  • Responsiivinen suunnittelu
  • JavaScript-verkkosovellusten kehitys
  • Palvelimen konfigurointi ja ylläpito

Front-end developer

Software Finance BP Ukraine LLC
Banking and Finance
Sep 2014 - Sep 2015 · 1y

A Ukrainian company focused on developing banking software for online platforms.

  • Developed responsive web apps using modern JavaScript.

  • Built semantic layouts and applied accessibility best practices.

  • Supported server configuration and deployments on dedicated infrastructure.

JavaScriptJavaScript
SCSSSCSS

Arviointi

Tekniikan huippuosaaminen

Andrii yleinen suorituskyky 90 minuutin suorassa teknisessä arvioinnissa on top 5 % Proxifyn tarkastetuista Frontend-kehittäjä.

Koulutus

N“
NTUU “KPI”
Elektroniikka2006 - 2010

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