Senior Frontend Developer (React)

• Lead the migration from Chakra UI v2.8 to Radix UI / Base UI with shadcn and Tailwind CSS
• Architect and maintain a scalable extensible design system
• Design and optimize complex React component architectures for dynamic website builder environments
• Implement SSR and React Server Components using App Router
• Ensure high performance across deeply nested dynamic component trees
• Prevent unnecessary re-renders and optimize rendering lifecycle behavior
• Design and manage scalable state architectures using Redux and/or Zustand
• Model normalized state slice-based architecture and undo/redo systems
• Define local vs global state boundaries for optimal performance
• Implement drag-and-drop state handling optimistic updates and layout persistence
• Establish strict TypeScript patterns across large UI surfaces
• Design token-driven theming strategies including dark mode and brand themes
• Enforce accessibility standards including ARIA compliance keyboard navigation and focus management
• Optimize bundle size apply code splitting and implement lazy loading strategies
• Implement virtualization and event debouncing for high-frequency UI interactions
• Define frontend architectural boundaries across primitives design system editor logic and runtime rendering layers
• Plan and execute incremental UI migration strategies with feature flags and compatibility adapters
• Define and implement testing strategies including unit integration visual regression accessibility and E2E testing
• Improve developer experience through CI/CD improvements monorepo optimization and build performance enhancements
• Maintain design system documentation using Storybook
• Mentor engineers on state isolation accessibility best practices and scalable component APIs
• Conduct architectural RFCs and review code to ensure long-term platform stability
• Balance product flexibility and constraint in a complex website builder environment
• Ensure backward compatibility and extensibility across evolving UI layers

Qualifications :

• 5 years of frontend engineering experience with advanced React expertise
• Deep understanding of React internals including reconciliation rendering lifecycle and memoization strategies
• Strong experience with including SSR React Server Components streaming and data fetching patterns
• Proven experience designing scalable state architectures with Redux and/or Zustand
• Hands-on experience building or maintaining a production-grade design system
• Experience migrating UI component libraries safely and incrementally
• Strong expertise in Radix UI or similar headless component libraries
• Advanced proficiency with Tailwind CSS and Class Variance Authority (CVA)
• Expert-level TypeScript including generics discriminated unions mapped types and utility types
• Strong understanding of semantic HTML accessibility standards and cross-browser behavior
• Solid foundation in JavaScript internals including closures async patterns and event loop mechanics
• Experience optimizing performance in large dynamic interactive applications
• Experience with Jest or Vitest React Testing Library and E2E testing tools such as Playwright or Cypress
• Familiarity with modern build tools including Vite Webpack or Turborepo
• Experience working in monorepo environments
• Familiarity with performance monitoring tools such as Sentry and Web Vitals
• Strong system design and architectural decision-making skills
• Demonstrated leadership in frontend platform ownership and mentoring engineers

Additional Information :

WHY YOULL LOVE US

• All employees benefits for free (our famous games room daily breakfast fruits coffee and other hot drinks soft drinks and juices company days out and parties)
• Social insurance
• Open-door management policy
• Full Medical insurance
• Accommodation and Transportation Allowance
• Friendly environment that values innovation and efficiency
• Exciting opportunities for career growth and talent development
• Feedback encouragement
• Recognition and reward programs
• Competitive salaries and incentives
• Friendly environment
• Flexible and Comfortable schedule
• Fun committees
• Monetary rewards
• Fun smart and creative people
• Career possibilities with growing team
• Paid vacations
• Social benefits

For more information about Nile Bits please visit our website:

Remote Work :

Yes

Employment Type :

Full-time