SWARE
Senior React Engineer
SWAREArgentina8 days ago
Full-timeEngineering, Information Technology

We are seeking a highly skilled Senior React Engineer to focus on building modern, scalable, and high-performance web applications. This role emphasizes frontend engineering with React, ensuring seamless user experiences, responsive design, and tight integration with backend APIs. You’ll be expected to write clean, maintainable code, leverage popular React libraries, and deliver production-grade solutions.


Responsibilities

  • Design, develop, and optimize complex web applications using React.
  • Build reusable, modular components with attention to scalability and performance.
  • Manage application state with libraries such as Redux, Zustand, or Recoil.
  • Ensure responsive, accessible, and pixel-perfect UI implementation (CSS-in-JS, Tailwind, Styled Components).
  • Integrate seamlessly with RESTful and GraphQL APIs.
  • Write unit and integration tests (Jest, React Testing Library, Cypress) to ensure application reliability.
  • Optimize applications for performance, bundle size, and loading speed.
  • Debug, profile, and resolve production issues to maintain a seamless user experience.


Core Skills & Experience

  • Expertise in React (Hooks, Context, functional components) and modern JavaScript (ES6+).
  • Strong experience with TypeScript for type safety and maintainability.
  • Proficiency with popular React libraries and tools such as:
  • Redux Toolkit / Zustand / Recoil (state management)
  • React Query / SWR / Apollo Client (data fetching and caching)
  • React Router (routing)
  • Styled Components / Tailwind / Emotion (styling)
  • Formik / React Hook Form (forms and validation)
  • Jest & React Testing Library / Cypress (testing)
  • Solid understanding of modern build tools (Webpack, Vite, Babel).
  • Strong knowledge of version control (Git) and collaborative workflows.
  • Familiarity with accessibility (WCAG standards) and performance optimization best practices.


Nice to Have

  • Experience with SSR/SSG frameworks (Next.js, Remix).
  • Familiarity with design systems (Storybook, Radix UI, Material UI).
  • Experience with CI/CD pipelines and frontend deployment processes.
  • Exposure to backend technologies (Ruby on Rails, Node.js) to collaborate effectively with backend teams.
  • Knowledge of GraphQL schemas and API design.

Key Skills

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