Staff Developer Node js React PWA

If you are an Application Developer with strong Node js backend and React frontend skills this role offers the opportunity to build and maintain mobilefriendly Progressive Web Applications PWA that power custom enterprise tools for Emersons Lifecycle Services business You will design Node jsbased REST API services deliver React frontend interfaces optimized for mobile and desktop users and build offlinecapable PWA experiences backed by MongoDB enabling field teams and business users to access critical applications from any device anywhere If this sounds like a perfect fit for you apply now and join our team in India In This Role Your Responsibilities Will Be Build and maintain fullstack web applications using React js frontend and Node js with Express js or NestJS backend delivering mobilefriendly experiences for Emersons custom enterprise tools Implement Progressive Web App PWA capabilities including service workers web app manifests offlinefirst caching strategies push notifications and installability ensuring reliable performance across devices and network conditions Build and maintain RESTful APIs in Node js that serve both web and mobileoptimized clients design endpoints with mobile payload efficiency and performance in mind Design and maintain MongoDB collections schemas and queries supporting custom application data models while applying NoSQL data modeling best practices Build reusable React components with state management Redux or Context API responsive layouts and touchfriendly interactions suited for mobile and tablet users Integrate frontend applications with REST APIs and thirdparty enterprise services including API authentication error states and offline fallback Apply the full SDLC across the Mobile Apps Program area including design development testing deployment and production support Debug and troubleshoot issues across Node js MongoDB and React PWA layers identify root causes and implement durable fixes Participate actively in code reviews and Agile ceremonies and collaborate with Product Owners System Analysts and QA to deliver highquality solutions on time Who You Are You readily take on new challenges and display a cando attitude in good and difficult times You act with a clear sense of ownership and take personal responsibility for decisions actions and failures You effectively communicate in various settings and provide timely helpful information to individuals across the organization You partner with others to get work done and create teamwork that allows the organization to achieve shared objectives You are curious and eager to learn and you seek feedback grow from it and continuously improve your craft For This Role You Will Need Bachelors degree in Computer Science Software Engineering or a related field 35 years of experience in fullstack web development with handson delivery in Node js and React Solid experience building REST API services with Node js using Express js or NestJS including routing middleware authentication JWT OAuth2 and API versioning Strong proficiency in React including component design hooks state management Redux or Context API and building responsive mobileoptimized interfaces with modern JavaScript ES6 Handson experience implementing PWA features service workers web app manifest offline caching strategies Cache API Workbox push notifications and app installability Experience designing and delivering web applications that perform well on mobile and tablet devices such as touch interactions responsive layouts performance optimization for mobile networks and testing across device sizes Working experience with MongoDB including document design CRUD operations indexing and aggregation pipelines Experience building and consuming REST APIs understanding of HTTP methods JSON payloads authentication patterns and error handling Familiarity with Git Azure DevOps or similar CI CD tools and sprintbased delivery with strong English communication skills Preferred Qualifications that Set You Apart Experience with Workbox or similar PWA tooling for advanced service worker and caching strategies Familiarity with Web Push API and push notification infrastructure FCM VAPID Experience with GraphQL or WebSocketbased realtime features Knowledge of mobile web performance optimization lazy loading code splitting Core Web Vitals Familiarity with Docker Azure DevOps CI CD pipelines and automated testing Jest Cypress or Playwright Experience working in international