Senior Frontend React Engineer

Staff Engineer, Frontend React

Company Description

👋🏼We're Nagarro.

We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale — across all devices and digital mediums, and our people exist everywhere in the world (17700+ experts across 39 countries, to be exact). Our work culture is dynamic and non-hierarchical. We're looking for great new colleagues. That's where you come in!

Job Description

REQUIREMENTS:

• Total experience 7+ years
• In-depth knowledge of JavaScript, CSS, and HTML
• Strong working experience building responsive and scalable web applications using React JS and TypeScript
• Deep expertise in developing Single Page Applications (SPA) using React JS and modern bundlers like RsPack
• Hands-on experience with Micro Frontend architecture and Webpack Module Federation
• Strong understanding of REST API integration and server-side communication
• Versatile with state management techniques, especially Redux
• Experience designing low-latency, high-availability, and performant applications
• Exposure to performance optimization, browser compatibility, and security best practices
• Experience with cross-browser and cross-platform web development
• Hands-on experience with test automation including TDD, unit, integration, functional, and E2E testing (ViTest, Playwright)
• Solid understanding of object-oriented design and programming concepts
• Proficient in Git with familiarity in CI/CD pipelines
• Experience using Docker for local development environments
• Familiarity with front-end monitoring and observability tools (e.g., New Relic)
• Experience tracking end-user journeys using analytics tools (Google Analytics, Adobe Analytics)
• Knowledge of security and data protection practices with understanding of OWASP Top 10 vulnerabilities
• Strong debugging skills using tools like Postman, Fiddler, and Browser Developer Tools
• Comfortable working in Agile and collaborative environments
• Strong verbal and written communication skills
• Flexible, self-driven, creative, and able to manage changing priorities

RESPONSIBILITIES:

• Build responsive UI screens based on product requirements and mockups
• Integrate user-facing components with server-side logic and REST APIs
• Independently design and execute website layouts and individual screens
• Optimize applications for various devices and form factors
• Write and review clean, scalable, high-quality code
• Participate in peer code reviews and promote engineering best practices
• Understand client business use cases and convert them into effective technical designs
• Map technical decisions to requirements and communicate clearly with development teams
• Identify solution options and recommend the most effective approach
• Define guidelines and benchmarks for non-functional requirements (NFRs)
• Write and review architecture and design documents
• Ensure architecture supports scalability, extensibility, security, performance, and user experience
• Design and develop overall solutions using appropriate technologies, frameworks, and patterns
• Integrate analytics across critical user journeys and monitor engagement
• Take ownership of problems and deliver solutions with minimal guidance
• Continuously learn and adopt new tools, technologies, and methodologies
• Actively participate in Agile ceremonies and team discussions
• Collaborate closely with product, engineering, operations, and support teams
• Handle production incidents and provide timely support when required
• Perform root cause analysis and resolve development and production issues
• Conduct POCs to validate proposed designs and technologies
• Deliver solutions with high engineering standards suitable for internet-scale applications

Qualifications

Bachelor’s or master’s degree in computer science, Information Technology, or a related field.

Experience Level

Senior Level