Senior Front End Developer
hace 7 días
We're seeking a Senior Frontend Engineer to help build our AI-driven Zero Trust Network Access (ZTNA) platform. It provides real-time policy enforcement, secured remote access for enterprise endpoints.
You'll design and develop AI-driven interfaces that will make the experience outstanding for end users.
Important:
- This will be a permanent employment opportunity for candidates based in Spain, Germany, and Poland. If you prefer a B2B contract, please indicate it in your application form.
- Build scalable frontend architecture using React 19, TypeScript, and Redux Toolkit or similar frameworks, following our strict layered architecture
- Develop AI-powered feature,s including real-time chat using Server-Sent Events (SSE), message streaming, and intelligent user interactions
- Design and maintain our design system with Vanilla Extract synchronized with Figma designs
- Write clean, testable code with comprehensive unit tests using Vitest
- Collaborate cross-functionally with Product, Design, Backend, and AI teams to define and ship features
- Optimize application performance
- Leverage AI-assisted development with Claude Code or similar agents to accelerate feature development while adhering to our architectural patterns
- Participate in code reviews and architectural decisions
- Stay up to date with the latest front-end technologies, frameworks, and best practices
- Ensure seamless integration with backend APIs and services
- Core: React 19, TypeScript 5.9, Rsbuild (Rspack), Redux Toolkit 2.10, RTK Query
- UI: HeroUI (NextUI fork), Tailwind CSS 4, Vanilla Extract
- Forms: React Hook Form, Valibot
- Routing: React Router 7
- Testing: Vitest, React Testing Library
- Code Quality: Biome, SonarQube
- Monitoring: Sentry
- 5+ years of professional experience in frontend development
- Deep understanding of HTML5, CSS3, and TypeScript.
- Redux experience with Redux Toolkit, RTK Query, and complex state management
- Testing skills with unit testing frameworks (Vitest, Jest) and React Testing Library or similar
- RESTful API integration with async data handling, caching strategies, and error management
- Build tools experience with Vite, Webpack, Rsbuild, or similar modern bundlers
- Problem-solving abilities with debugging complex React applications and performance bottlenecks
- Understanding of CI/CD pipelines and familiarity with Git workflows
- Comfortable with AI-assisted development and willing to adopt modern AI coding tools
- Experience with or full-stack JavaScript environments
- Tailwind CSS, CSS-in-JS (Vanilla Extract preferred)
- Biome, ESLint, or Prettier configuration and code quality tooling
- Sentry or similar monitoring tools for error tracking and performance monitoring
- Docker for containerization and deployment pipelines
- Familiarity with UI/UX design principles and Figma
- Contributions to open-source projects or active participation in the developer community
- Competitive salary and performance-based bonuses
- Remote-first and flexible work arrangements
- Access to modern tools, technology, and professional development resources
- Inclusive, transparent, and collaborative work culture
- Opportunities for rapid career growth in a scaling technology company
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