O Oskar Karpiński

Web applications

Web applications and business systems

I build web applications, dashboards and business systems with React, Next.js and TypeScript, connected to backend services, databases and external APIs.

What I can deliver

I build useful web systems by connecting the frontend, APIs, data and deployment into one coherent solution.

Example use cases

  • A customer-facing web application
  • An administration dashboard
  • An internal team system
  • Forms, data and API integrations

Technologies

  • TypeScript
  • React
  • Next.js
  • Tailwind CSS
  • REST API
  • authentication
  • roles
  • data management
  • backend integration
  • deployment

Delivery process

  1. 01

    Define users, workflows and application scope

  2. 02

    Design views, data, roles and integrations

  3. 03

    Implement the frontend and backend connection

  4. 04

    Test, refine responsiveness and deploy

Related services

Need a web system?

I can handle the frontend, API integration and deployment preparation.

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