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Senior Frontend Software Developer - React (m/f/d)

Košice, Košický kraj, sk💼 Full-time💰 $3,100–$3,100🗓 2026-08-28 → 2026-09-25

Core

Lead the design, development, and continuous improvement of modern frontend applications using React and TypeScript for complex operational and rollout processes.

Role type

Senior Frontend Software Developer (React)

Builds

Scalable, intuitive, and maintainable user-facing solutions using React, TypeScript, and Bryntum components.

Domain

Enterprise IT / Operational Process Management

Deliverable

production ML models | product features | dashboards & analysis

Required skills

React, TypeScript, JavaScript ES6+, HTML5, CSS3, Material UI, REST APIs, WebSockets, React Hooks, React Router, Redux, Redux Toolkit, Bryntum Components, Responsive Design, Accessibility (WCAG), Component-based Architecture, State Management, Micro Frontends, Frontend Testing (React Testing Library, Cypress, Playwright), TDD, Git, CI/CD, Docker, Mentoring

Preferred skills

Single-SPA Micro Frontend, Next.js, Vite, GraphQL, Web Components, AI-assisted development tools

Technologies

React, TypeScript, Bryntum, Material UI, Redux, Cypress, Playwright, React Testing Library, Next.js, Vite, GraphQL, Docker, Jira

Responsibilities

Lead design and development of React applications; Define frontend architecture standards; Design and optimize Bryntum-based interfaces; Translate business requirements into scalable solutions; Own frontend integration with backend services; Provide advanced guidance on React ecosystem; Drive component-based architecture and Micro Frontend strategies; Improve application performance and accessibility; Lead automated frontend testing and TDD practices; Mentor developers and improve team engineering practices; Collaborate in agile delivery environments.

Seniority

Senior, hands-on IC with mentorship responsibilities

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