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September 21, 2026

Front-End Developer

Junior • Remote

Warsaw, Poland

Quick Facts

  • Role: Front-End Developer

Description

Design, build, and improve reliable, accessible, and user-friendly web applications. You will translate product requirements and UX designs into high-quality frontend features, integrate with backend APIs, and own features end-to-end from refinement through testing and release.

Responsibilities

  • Design and develop responsive, maintainable, user-focused frontend features
  • Translate product requirements, UX designs, and acceptance criteria into software
  • Build reusable components and keep frontend code clean and well-structured
  • Integrate frontend applications with backend services and APIs
  • Implement loading, validation, error, and empty states
  • Write and maintain automated tests (unit, component, integration, end-to-end)
  • Participate in code reviews and contribute to frontend engineering standards
  • Ensure consistent behavior across supported browsers and devices
  • Apply accessibility standards and support performance improvements
  • Investigate frontend defects and production issues with root-cause resolution
  • Support backlog refinement, estimation, sprint planning, and release activities
  • Communicate technical debt, reliability risks, blockers, and improvement opportunities
  • Collaborate across Product, Design, Backend, QA, and DevOps; share knowledge via documentation and discussions

Requirements

  • Professional experience developing modern web applications
  • Strong knowledge of JavaScript and/or TypeScript
  • Hands-on React and Redux Toolkit experience
  • Knowledge of HTML, CSS, responsive design, and browser fundamentals
  • Experience building reusable components and maintainable frontend applications
  • Experience integrating with RESTful or GraphQL APIs (or equivalent)
  • Understanding of client-side state management and asynchronous behavior
  • Experience with automated frontend testing including Playwright
  • Understanding of unit, component, integration, and end-to-end testing approaches
  • Familiarity with modern frontend build tools and package management
  • Experience with Git and collaborative development workflows/code reviews
  • Understanding of clean code, modularity, maintainability, and separation of concerns
  • Awareness of accessibility (frontend), performance, and secure frontend practices
  • Ability to diagnose frontend issues using browser and development tools
  • Ability to independently deliver moderately complex frontend functionality
  • Good communication skills and cross-functional collaboration
  • Proactive risk/issue identification and improvement mindset

Benefits

  • Interesting and challenging projects
  • Flexible working hours
  • Non-corporate atmosphere
  • Remote or hybrid work (2 days per week from the office)
  • Opportunities for development and promotion
  • Attractive benefits package

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