
Full-Stack Javascript Engineer II - Listen Team
We’re looking for a skilled JavaScript/TypeScript Engineer to join Brandwatch’s Listen team. You’ll help build and evolve a data-rich, customizable web application embedded within our partners’ platforms, enabling “light social listening” capabilities.
This product allows partners to understand, explore, and engage with their customers across social media through actionable digital consumer insights.
You’ll work within a cross-functional, autonomous team, collaborating closely with product managers, designers, and backend engineers to deliver high-quality features end-to-end.
What You’ll Do
- Build and maintain scalable frontend features using React and TypeScript
- Develop responsive, high-quality UI components following modern React best practices
- Manage application state and async data flows using Redux Toolkit and React Query
- Integrate with backend APIs, handling loading, error, and authentication states effectively
- Monitor and improve frontend performance
- Troubleshoot, debug, and resolve production issues
- Write and maintain automated tests using Vitest and React Testing Library
- Participate in code reviews and contribute to engineering standards and best practices
- Collaborate with cross-functional teams to refine requirements and deliver features
Must-Have Skills
- Solid experience building applications with React and TypeScript
- Strong understanding of JavaScript, HTML, and CSS
- Experience with state management and async data handling (Redux Toolkit, React Query)
- Proven experience integrating with REST APIs
- Familiarity with modern frontend tooling (Vite, ESLint, Prettier, Git)
- Testing experience with Vitest/Jest and React Testing Library
- Experience with component libraries (e.g. MUI) and modern styling approaches (CSS-in-JS)
- Strong debugging and problem-solving skills
- Good communication and collaboration skills
Nice to Have
- Experience with Node.js and Express
- Familiarity with PostgreSQL
- Experience with data visualization libraries (e.g. Recharts, D3)
- Internationalization experience (e.g. i18next)
- Experience with Storybook for component development and documentation
- Understanding of frontend performance optimization techniques
What Success Looks Like
- Delivers well-scoped features independently with minimal rework
- Writes reliable, maintainable tests for new and existing functionality
- Proactively identifies risks and communicates clearly
- Contributes positively to team collaboration and engineering culture
Please note that this position is only available to candidates who are currently residing in Hungary. Unfortunately, we are unable to consider applicants outside of the country.
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