Senior Frontend Developer

4 weeks ago

Lucknow, India Janaa Full time

Job Title: Senior Frontend Developer (React)

Location: Remote

Job Type: Full-Time

Experience Level: Senior

Employer of Record: Janaa Consulting Services


About the Role

We are hiring a Senior Frontend Developer (React) with 10+ years of experience in building scalable, high-performance web applications. This role demands deep expertise in React.js and modern frontend ecosystems, with a focus on performance optimization, responsive UI/UX, and seamless integration with backend systems.

As a senior engineer, you’ll drive architecture and best practices, mentor junior developers, and collaborate with cross-functional teams to deliver world-class products.


Key Responsibilities

  • Lead the end-to-end development of responsive, scalable web applications using React.js
  • Architect and implement reusable components, hooks, and state management solutions
  • Optimize performance for large-scale apps (lazy loading, code splitting, caching strategies)
  • Collaborate with UI/UX designers to deliver pixel-perfect, accessible interfaces
  • Integrate RESTful APIs, GraphQL, and third-party services
  • Ensure cross-browser, cross-platform compatibility and responsive design principles
  • Conduct code reviews, establish best practices, and guide junior engineers
  • Maintain high standards of documentation, testing, and CI/CD practices


Required Skills & Experience

  • 8–10+ years of professional frontend development experience
  • 5+ years of hands-on experience with React.js, Redux (or other state management libraries), and modern JavaScript (ES6+)
  • Strong command of HTML5, CSS3, and responsive design frameworks
  • Performance tuning for large-scale React applications
  • Experience with REST APIs, GraphQL, and WebSockets
  • Proficiency with Git, CI/CD pipelines, and modern build tools (Webpack, Vite, Babel)
  • Strong debugging and profiling skills (React DevTools, Lighthouse, Chrome DevTools)


Preferred Qualifications

  • Experience with Next.js for server-side rendering and SEO optimization
  • Knowledge of TypeScript and strongly typed application development
  • Familiarity with testing frameworks (Jest, React Testing Library, Cypress)
  • Understanding of micro-frontends, design systems, or component libraries
  • Contributions to open-source React projects or frontend communities


About Janaa (EOR)

This role is offered through Janaa Consulting Services, a trusted Employer of Record (EOR). Janaa simplifies international hiring by managing payroll, compliance, and legal employment in your local country. As an employee, you’ll enjoy a compliant, full-time position while contributing to a global organization without visa or entity hurdles.


How to Apply

Submit your resume, along with any GitHub repositories, portfolio links, or examples of React applications you’ve developed. Please highlight your experience in scaling React apps, performance optimization, and modern frontend architecture. (Mail to: hello@getjanaa.com)


All the Best

Team Janaa.

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