Frontend Developer

Rezolve Ai; Kraków; On-site; PLN 150,000 - 210,000; Full time

Job summary

Rezolve Ai is seeking a skilled frontend engineer to join our product team in Kraków. You will build feature-rich user interfaces using React and Redux Toolkit, write automated tests with Playwright, and integrate with RESTful or GraphQL APIs.

You will work in an Agile delivery environment, focusing on clean code, accessibility, and scalable architecture, while collaborating with design systems and DevOps practices.

Qualifications

• Strong hands-on experience with React and Redux Toolkit.
• Proven expertise in writing automated frontend tests with Playwright across unit, component, integration, and E2E testing approaches.
• Experience integrating frontend interfaces with RESTful or GraphQL APIs, including handling error, loading, and edge states.
• Strong understanding of clean code, modular component architecture, design patterns, and maintainability.
• Familiarity with modern frontend build tools, package managers, and web rendering approaches.
• Robust awareness of web accessibility (WCAG), inclusive design practices, and secure frontend development standards.
• Experience working in Agile delivery environments (sprint planning, backlog refinement, code reviews, and production releases).
• Secondary / Nice-to-Have Skills: Experience with CI/CD DevOps workflows, onboarding/mentoring junior developers, and contributing to frontend design systems

Skills

React

Redux Toolkit

Playwright testing

API integration

Clean code & architecture

Accessibility (WCAG)

Agile delivery

Mentoring juniors

Frontend design systems

Tools

CI/CD workflows

Frontend build tools

Package managers

Job description

• Strong hands-on experience with React and Redux Toolkit for client-side state management
• Proven expertise in writing automated frontend tests using Playwright across unit, component, integration, and E2E testing approaches
• Experience integrating frontend interfaces with RESTful or GraphQL APIs, including handling error, loading, and edge states
• Strong understanding of clean code, modular component architecture, design patterns, and maintainability
• Familiarity with modern frontend build tools, package managers, and web rendering approaches
• Robust awareness of web accessibility (WCAG), inclusive design practices, and secure frontend development standards
• Experience working in Agile delivery environments (sprint planning, backlog refinement, code reviews, and production releases)
• Secondary / Nice-to-Have Skills: Experience with CI/CD DevOps workflows, onboarding/mentoring junior developers, and contributing to frontend design systems