.
Senior React / TypeScript Developer
  • Kraków
Senior React / TypeScript Developer
Kraków, Kraków, Lesser Poland Voivodeship, Polska
Mindbox S.A.
22. 9. 2025
Informacje o stanowisku

technologies-expected :


  • React.js
  • TypeScript
  • JavaScript
  • HTML
  • CSS
  • Git

about-project :


  • Join a team that builds advanced web applications using React, TypeScript, and the TanStack ecosystem (Query, Router, Form, Table, zod). As a Senior Frontend Developer, you will be responsible for designing, developing, and maintaining scalable and high-performance solutions that have a real impact on product quality and usability. Working in a multidisciplinary team, you will closely collaborate with designers, backend developers, and product managers.

responsibilities :


  • Leading the implementation of complex features – from design to production
  • Collaborating with project and product teams
  • Writing clean, well-documented code
  • Participating in code reviews and sharing feedback
  • Implementing automated tests (unit, integration)
  • Optimizing application performance
  • Managing application state (TanStack Query, Zustand)
  • Integrating with REST APIs
  • Proactively following trends and implementing improvements
  • Ensuring high-quality user experiences

requirements-expected :


  • Minimum 5 years of experience in large-scale frontend application development
  • Strong proficiency in React and TypeScript
  • Hands-on experience with TanStack Query
  • Familiarity with state management libraries (e.g., Zustand)
  • Advanced knowledge of JavaScript (ES6+), HTML5, and CSS3
  • Experience integrating with REST APIs
  • Skilled in writing automated tests (Jest, React Testing Library)
  • Proficiency with Git
  • Familiarity with performance optimization
  • Experience in solution design and attention to code quality
  • Strong problem-solving and effective communication skills
  • Ability to work efficiently within a team

offered :


  • Work on ambitious, large-scale projects with modern technologies
  • A supportive environment focused on growth and collaboration
  • Real impact on the product and business

benefits :


  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of professional training & courses
  • life insurance

  • Praca Kraków
  • Kraków - Oferty pracy w okolicznych lokalizacjach


    109 244
    18 095