Senior React Developer (m/f/d) at Novasign

Vienna, Austria

full_time · Visa sponsorship

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Responsibilities:
- Design and build modern React/TypeScript (Next.js) user interfaces for data-rich, real-time applications.
- Implement data fetching and caching strategies (React Query or similar) and robust state management.
- Produce high-quality, testable components using testing frameworks and component tools (e.g., Storybook).
- Collaborate with backend engineers, participate in Agile/Scrum rituals, perform code reviews and contribute to architecture decisions.
- Ensure performance, accessibility and maintainability of UI code; integrate data visualizations where needed.

Requirements:
- Degree in Computer Science or related field preferred.
- Strong hands-on experience with React, TypeScript and Next.js; proven production delivery.
- Solid knowledge of data fetching/caching patterns, state management and UI libraries (Material UI or similar).
- Experience with testing frameworks and an emphasis on maintainable, well-documented code.
- Bonus: experience with real-time tech (SignalR/WebSockets), data viz libraries (ECharts/Plotly/HighCharts), Storybook, C# or Python.
- Good English communication skills and experience working in Agile teams.