KK
Available for work

Hi, I'm
Krzysztof Kocot

I build modern web and mobile applications with a passion for clean code and excellent UX. Working remotely from Katowice, delivering solutions for clients worldwide.

Passion for creating digital solutions

I'm a Full-Stack Developer with over 3 years of commercial experience. I specialize in building scalable web and mobile applications.

I work as a freelancer, which allows me to take a flexible approach to each project and collaborate directly with clients. My goal is to deliver solutions that not only work but also delight users.

3+ Years of experience
10+ Completed projects
1500+ GitHub commits
KK

Technologies I specialize in

Frontend

React
Next.js
TypeScript
Tailwind CSS
Astro
Figma

Backend

Node.js
Bun
Express
MongoDB
Zod
Nginx

Mobile & Testing

React Native
Expo
Playwright
Jest

DevOps & Tools

Docker
Git
Vercel
GitHub Actions
Turborepo
Linux

Selected works

Commercial

Denser

Decentralized social media frontend for Hive Blockchain. Successor to hive.blog with blog and wallet modules.

Next.js TypeScript Hive Blockchain Playwright Turbo
Full-Stack App

ConqSite

Platform for Conquerors Blade gaming community. Guild management, lineup builder, Discord bot integration.

Next.js MongoDB Discord API NextAuth Tailwind
Backend

Elysia Backend

REST API built with Bun and Elysia framework. Serves multiple frontend projects with shared database.

Bun Elysia MongoDB Zod
Mobile

Shopping List

Mobile app for managing shopping lists built with React Native and Expo.

React Native Expo TypeScript
Tool

Excel Reader

Web tool for uploading and analyzing CSV files. Data visualization with interactive charts.

React TypeScript Recharts
Client

Stasiak Opał

Landing page for local coal business. Built with Astro, optimized for performance and SEO.

Astro Tailwind SEO
Education

Flashcards

Educational app for learning with flashcards. Spaced repetition method, progress tracking.

React TypeScript LocalStorage
Personal

Portfolio

Personal portfolio built with Astro and Tailwind CSS. Static site with i18n support and contact form.

Astro Tailwind TypeScript

Let's talk about your project

Looking for a developer for your project? I'd love to discuss your needs and propose the best solution.