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Offer summary

(Summary generated by AI based on the full job description)

The project involves developing complex React-based web applications. Required skills include React, TypeScript, JavaScript (ES6+), Redux/Zustand and experience in backend Java integration and frontend testing. Key responsibilities include designing, developing, and maintaining UI components, performance optimization, and leading code reviews and mentoring. The offer features a remote work model, collaborative environment, and benefits including private medical care and sports support.

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React Developer

Company: ITEAMLY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

from: 16 July 2026
to: 15 August 2026
14 000 - 20 500 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:mid • senior
working mode:remote
location:Kraków, Lesser Poland
Kraków, Lesser Poland

Requirements

Expected technologies

React.js
JavaScript
TypeScript
HTML
CSS
SCSS
Jest
Next.js

Operating system

Windows

Our requirements

  • 5+ years of professional experience in frontend development, including React
  • Strong expertise in JavaScript (ES6+) and TypeScript
  • Deep understanding of React hooks, component patterns, and state management (Redux, Zustand, or similar)
  • Experience integrating REST APIs and working closely with backend services
  • Very good knowledge of HTML5, CSS3 / SCSS, responsive design, and cross-browser compatibility
  • Experience with frontend testing (e.g. Jest, React Testing Library)
  • Familiarity with modern frontend tooling, build processes, and best practices
  • Ability to work independently and take ownership of delivered solutions

Your responsibilities

  • Design, develop, and maintain complex React-based web applications
  • Build scalable, reusable UI components using React, TypeScript, and modern JavaScript
  • Take ownership of frontend architecture and technical decisions
  • Collaborate closely with backend (Java), QA, and product teams
  • Optimize application performance, accessibility, and maintainability
  • Lead and participate in code reviews, sprint planning, and technical discussions
  • Mentor less experienced developers and contribute to continuous improvement of engineering practices

This is how we organize our work

This is how we work

in houseagile

This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
  • testing environments
Company

What we offer

  • Modern front-end stack and freedom to shape the UI layer
  • Supportive, collaborative environment
  • Remote work model.
  • Equity in a high-growth company.
  • Comprehensive benefits package

Development opportunities we offer

  • development budget
  • intracompany training
  • substantive support from technological leaders
  • technical knowledge exchange within the company

Benefits

  • sharing the costs of sports activities
  • private medical care
  • remote work opportunities

ITEAMLY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ

As Venture Building, we create profitable technology companies from scratch. We collaborate with partners who share similar aspirations and are open to leveraging the potential of their networks, cultivated over years. We regularly launch new projects founded on long-term, amicable relationships with our associates.
React Developer
14k–20.5k zł / mth. (B2B)
I apply to:
ITEAMLY SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ
Kraków, Lesser Poland

Need more information?

  • Make sure the body of the offer doesn’t already include what you’re looking for.
  • Ask a question if you need more information you’re interested in.
  • We’ll forward your question to the employer and aim to provide a response within 3 business days.

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