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Kyiv, Ukraine9+ years of experience

Hi, I'm Oleksandr

Senior Frontend Developerwith Backend experience

I build fast, accessible and genuinely pleasant web products — from pixel-perfect React interfaces to the Node.js services behind them.

  • React
  • Next.js
  • Node.js
  • AI
  • AWS Certified
Portrait of Oleksandr Tkachuk
Open to opportunities
  • 9+
    Years of experience
  • 6
    Companies & clients
  • AWS
    Cloud certified
About me

Nine years of turning ideas into interfaces

From startup MVPs to enterprise platforms serving global retail and manufacturing operations.

With over 9 years of experience as a frontend developer, I specialize in creating high-quality, user-friendly interfaces using React. I have a deep understanding of modern web development practices and consistently deliver responsive, dynamic web experiences.

I have shipped and maintained large-scale platforms for global retail, manufacturing, media and fintech clients — translating design concepts into interactive experiences, optimizing performance, and shaping architecture alongside cross-functional teams.

I'm passionate about front-end development and enjoy solving challenging problems to create seamless and efficient web solutions. Let's connect and explore how we can collaborate on exciting projects.

What I focus on

Building and maintaining large-scale web applications
Translating design concepts into engaging user experiences
Troubleshooting and optimizing web application performance
Driving innovation and excellence in every project

Education

National Technical University of Ukraine 'Kyiv Polytechnic Institute'

Bachelor's degree, Computer Science

Sep 2014 — Jul 2018

Certifications

AWS Certified Cloud Practitioner
Next.js: The Complete Developer's Guide
NestJS: The Complete Developer's Guide
Advanced React Course
Skills

The toolkit I reach for every day

Deep on the React side of the stack, comfortable across the services, cloud and testing that surround it.

Frontend

Interfaces that stay fast and accessible as they grow.

  • React
  • Next.js
  • TypeScript
  • JavaScript
  • Redux
  • Tailwind CSS
  • HTML5
  • CSS3
  • Sass
  • Three.js

Backend & Data

APIs and services that carry real production load.

  • Node.js
  • NestJS
  • GraphQL
  • Apollo
  • .NET / C#
  • MySQL
  • PostgreSQL

Cloud, AI & Tooling

Everything around the code that keeps delivery smooth.

  • AWS
  • AI Integration
  • Docker
  • Git
  • Datadog
  • Webpack
  • Vite
  • Figma
  • Jira

Quality

Tests and reviews that make refactoring safe.

  • Jest
  • Testing Library
  • Cypress
  • Storybook
Experience

A career that grew branch by branch

Nine years across product companies and global consultancies — each branch is a role, each leaf a project I shipped.

Luxoft

4 yrs 8 mos3 roles

Senior Full-Stack Engineer (frontend-focused) at one of the world's largest fashion retail groups, delivering end-to-end development for distribution and supply-chain processes. The platform orchestrates the flow of goods from warehouses to stores across multiple markets, handling high volumes of inventory movements and real-time operational data.

  • Build responsive, data-heavy web apps in React and TypeScript for distribution and warehouse operations teams, maintaining a shared component library across modules.
  • Develop and maintain backend services and REST APIs (Node.js) powering inventory allocation, order routing and distribution workflows.
  • Integrate with warehouse, inventory and ERP systems, ensuring data consistency across distributed services.
  • Write automated unit and integration tests, and design end-to-end suites covering the full path from order allocation to fulfillment.
  • Optimize performance for high-throughput scenarios, including real-time dashboards and large dataset rendering.
  • Conduct code reviews and collaborate with product, QA and DevOps to turn operational needs into reliable solutions.
ReactTypeScriptNode.jsMicrofrontendsRESTERP

EPAM Systems

10 mos

Geniusee

10 mos

TRIARE

2 mos

aily.team

3 yrs 3 mos3 roles

Where it started — 2017

Contact

Let's build something worth shipping

Open to senior frontend and full-stack roles, and to interesting product work. Pick whichever channel suits you.

Prefer to just drop me a line?

I read every message and usually reply the same day.

Based in Kyiv, Ukraine · Available remotely