Senior Full Stack Engineer (React.js + Node.js)

GlobalLogic

Location: United States
Job Type: full-time
Salary: $125K/yr - $130K/yr
Posted: June 11, 2025

Job Description

Description

Experience in frontend application development, including the last 3 years as a React.js developer.
In-depth knowledge of JavaScript, Node.js, CSS, HTML, and front-end languages.
Knowledge of REACT tools, including React.js, Webpack, Enzyme, and Redux.
Experience with user interface design.
Knowledge of testing frameworks, Jest, and React Testing Library.
Experience with browser-based debugging and performance testing software.
Excellent troubleshooting skills

Requirements

Troubleshooting interface software and debugging application codes.
Developing and implementing front-end architecture to support user interface concepts.
Monitoring and improving front-end performance.
Documenting application changes and developing updates.

Job responsibilities

Meeting with the development team to discuss user interface ideas and applications.
Reviewing application requirements and interface designs.
Identifying web-based user interactions.
Developing and implementing highly responsive user interface components using React concepts.
Writing application interface codes using JavaScript, following React.js workflows
Bachelor’s or Master’s degree in Computer Science, Computer or Electrical Engineering, Mathematics, or a related field

What we offer

Culture of caring. At GlobalLogic, we prioritize a culture of caring. Across every region and department, at every level, we consistently put people first. From day one, you’ll experience an inclusive culture of acceptance and belonging, where you’ll have the chance to build meaningful connections with collaborative teammates, supportive managers, and compassionate leaders.

Learning and development. We are committed to your continuous learning and development. You’ll learn and grow daily in an environment with many opportunities to try new things, sharpen your skills, and advance your career at GlobalLogic. With our Career Navigator tool as just one example, GlobalLogic offers a rich array of programs, training curricula, and hands-on opportunities to grow personally and professionally.

Interesting & meaningful work. GlobalLogic is known for engineering impact for and with clients around the world. As part of our team, you’ll have the chance to work on projects that matter. Each is a unique opportunity to engage your curiosity and creative problem-solving skills as you help clients reimagine what’s possible and bring new solutions to market. In the process, you’ll have the privilege of working on some of the most cutting-edge and impactful solutions shaping the world today.

Balance and flexibility. We believe in the importance of balance and flexibility. With many functional career areas, roles, and work arrangements, you can explore ways of achieving the perfect balance between your work and life. Your life extends beyond the office, and we always do our best to help you integrate and balance the best of work and life, having fun along the way!

High-trust organization. We are a high-trust organization where integrity is key. By joining GlobalLogic, you’re placing your trust in a safe, reliable, and ethical global company. Integrity and trust are a cornerstone of our value proposition to our employees and clients. You will find truthfulness, candor, and integrity in everything we do.

About GlobalLogic

GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world’s largest and most forward-thinking companies. Since 2000, we’ve been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.

🎯 Who is this job for?

This role is ideal for a Senior Full-Stack Engineer with 3+ years of strong React.js experience and solid Node.js skills. Candidates should be proficient in frontend architecture, performance optimization, testing frameworks (Jest, React Testing Library), and debugging tools. A background in computer science or related fields and experience working collaboratively in inclusive environments is preferred.

💬 Potential Interview Questions

How do you optimize React applications for performance?
Use memoization (React.memo, useMemo), code splitting with dynamic imports, avoid unnecessary re-renders by managing state properly, and leverage virtualization for large lists.
What tools and techniques do you use for debugging and testing React components?
Use React DevTools for debugging, Jest and React Testing Library for unit and integration tests, and browser dev tools for profiling and performance analysis.
How do you implement and manage state in complex React applications?
Use Redux or Context API for global state, organize reducers/actions modularly, and manage asynchronous flows with middleware like Redux Thunk or Saga.
What are best practices for designing and implementing RESTful APIs in Node.js?
Structure routes clearly, use middleware for validation/authentication, handle errors centrally, document APIs, and ensure statelessness and idempotency where applicable.
How do you handle frontend-backend integration to ensure smooth user experiences?
Use clear API contracts, handle loading and error states gracefully, optimize data fetching with caching, and minimize API calls with batching or GraphQL.
Describe your approach to writing maintainable and scalable codebases in React and Node.js.
Follow modular architecture, enforce coding standards, write reusable components/services, implement automated testing, and maintain comprehensive documentation.
How do you improve front-end performance and user experience?
Optimize images and assets, use lazy loading, reduce bundle size, implement efficient state updates, and optimize critical rendering paths.
What strategies do you use to troubleshoot complex bugs in full-stack applications?
Replicate the issue, use logs and monitoring tools, debug step-by-step both frontend and backend, write tests to isolate the problem, and collaborate with team members.
How do you document application changes and communicate them to your team?
Write clear commit messages, update documentation and API specs, use tools like Confluence or Markdown files, and share updates during standups or sprint reviews.
What practices do you follow to balance code quality with rapid feature delivery?
Implement code reviews, use feature toggles, maintain a robust testing suite, prioritize tech debt, and work closely with product teams for incremental releases.

📋 Job Summary

GlobalLogic is hiring a Senior Full Stack Engineer in the U.S. to develop responsive, high-performance applications using React.js and Node.js. You'll leverage your expertise in JavaScript, Redux, Jest, and front-end architecture to build seamless user interfaces and optimize performance. This full-time role offers \$125K–\$130K annually, with a people-first culture, continuous learning opportunities, and meaningful projects at a leading global digital engineering firm.