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Happiest Minds Technologies

SENIOR SOFTWARE ENGINEER - ReactJS

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Job Description

  • Develop intuitive, responsive, and dynamic user interfaces using React.js, JavaScript (ES6+), and CSS3.
  • Build and maintain component libraries using React functional components, hooks, and context/state management (e.g., Redux, Zustand).
  • Ensure pixel-perfect designs using tools like Figma/Zeplin, and write clean, maintainable, cross-browser-compatible CSS (or Sass/Styled-Components).
  • Collaborate with backend teams to consume REST/GraphQL APIs, including services hosted on AWS.
  • Manage frontend deployments with tools such as AWS Amplify, CloudFront, or S3 static hosting.
  • Optimize frontend performance for speed, accessibility, SEO, and mobile responsiveness.
  • Integrate authentication and identity services (e.g., OKTA, OAuth2, GCP IAM).
  • Implement frontend observability using AWS cloud monitoring and logging.
  • Participate in code reviews, Agile ceremonies, and product discussions to deliver high-quality solutions.
  • Write and maintain unit/integration tests using Jest, React Testing Library, or Cypress.

What You Will Need

  • 5+ years of frontend development experience with a strong focus on React.
  • Expertise in JavaScript (ES6+), HTML5, and CSS3 (Flexbox, Grid, animations).
  • Strong coding skills.
  • Hands-on experience deploying and managing frontend applications using AWS services.
  • Experience with modern frontend tooling: Webpack, Babel, Vite, ESLint, etc.
  • Proficiency in working with RESTful APIs and handling async data flows (e.g., Axios, Fetch, SWR).
  • Solid understanding of responsive design, cross-browser compatibility, and accessibility (WCAG).
  • Ability to write clean, modular, maintainable code and debug efficiently.
  • Good understanding of web security principles and best practices.
  • Version control using Git, and experience with CI/CD tools for frontend deployments.

ReactJS, Javascript, NextJS

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Job ID: 147534281

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