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September 23, 2026

Frontend Developer (React)

Mid • On-site

95 - 95 PLN/yr

Warsaw, Poland

Quick Facts

  • Frontend Developer specializing in React

Description

Develop and maintain React-based web applications. Implement new UI features and components, integrate the frontend with backend services via REST APIs, and build responsive, high-performance user interfaces. Ensure code quality, readability, and reusability while debugging and optimizing the application.

Responsibilities

  • Develop frontend applications using React
  • Implement new user interface features and components
  • Develop and maintain existing code
  • Integrate the frontend layer with backend services via APIs
  • Create responsive web interfaces
  • Optimize application performance
  • Diagnose and remove bugs
  • Ensure code quality, readability, and reusability
  • Collaborate with the project team during application development

Requirements

  • Minimum 3 years of experience building frontend applications
  • Very good knowledge of React
  • Very good knowledge of JavaScript
  • Knowledge of HTML5 and CSS3
  • Knowledge of TypeScript
  • Experience integrating applications with REST API
  • Knowledge of Git version control
  • Knowledge of principles for creating responsive web applications
  • Knowledge of best practices for frontend code creation and organization
  • Ability to debug and optimize applications

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