Available for freelance projects — Kraków / Remote

MACIEJ KOŁODZIEJCZYK

Senior Frontend Engineer building interfaces

7+ years shipping production web apps with React & TypeScript. Now going full-stack and building with AI agents & tooling.

TypeScript / React / Redux / Node.js / Docker / Cypress / Playwright / Styled-Components / AI Agents / TypeScript / React / Redux / Node.js / Docker / Cypress / Playwright / Styled-Components / AI Agents /
// about

I build modern, responsive web apps — mostly with React and TypeScript. Right now I'm diving deeper into backend to grow into a full-stack role, and I'm genuinely curious about the AI space — agents, tools, and how they reshape the way we build.

7 +
years experience
4
companies
9
core technologies
AGH
eng. degree '17
// experience

Where I've shipped

06.2023 — Present

Senior Frontend Engineer

@ Stonly

Developed and maintained a platform for creating interactive guides and knowledge bases.

TypeScript React Styled Components Docker Cypress / Playwright Node.js SQL Datbases
08.2020 — 05.2023

Senior Frontend Engineer

@ Codibly

Built and maintained a connected insurance application for a client in Great Britain. Mentored junior team members, providing guidance and support.

TypeScript React Redux Material-UI Cypress
03.2018 — 09.2020

Staff Frontend Developer

@ Talixo

Built an application for booking airport transfers. Managed and mentored a team of two frontend developers.

React.js Redux Jest SASS AWS Circle CI
09.2017 — 12.2017

Junior JavaScript Developer

@ So Interactive

Worked in a team to develop a Customer Relationship Management (CRM) application.

React Redux Recompose Webpack Material-UI
// skills

The toolkit

JavaScript 7 yrs
React 7 yrs
Redux 7 yrs
Git 7 yrs
Docker 5 yrs
TypeScript 4 yrs
Cypress 4 yrs
Node.js 2 yrs
SQL databases 2 yrs
also exploring → AI Agents Backend / Full-stack AI D3VS course
// education
2013 — 2017

Engineer's Degree — Information & Communication Technology

AGH University of Science and Technology, Kraków

B.Eng.
// contact

Let's build
something together.

contact@codebleidd.dev →
LinkedIn ↗ contact@codebleidd.dev Kraków, Poland
© 2026 Maciej Kołodziejczyk Senior Frontend Engineer · React · TypeScript