Staff Developer – Node.js, React, PWA

Emerson; Mandaluyong; On-site; PHP 700,000 - 1,000,000; Full time

Job summary

Emerson is seeking an Application Developer in Mandaluyong, Philippines, to build mobile-friendly PWAs powering enterprise tools. You will design Node.js REST APIs, deliver React front-ends optimized for mobile and desktop, and implement offline-capable PWA experiences backed by MongoDB.

You will collaborate with Product Owners, Analysts, and QA in an Agile environment, ensuring high-quality, timely delivery across the Mobile Apps Program.

Qualifications

• 3–5 years of full-stack development with Node.js and React.
• Design REST API services with Node.js using Express.js or NestJS.
• Strong React proficiency including hooks, state management, and mobile-first design.
• Hands-on experience with MongoDB data modeling and queries.
• Familiar with PWA features: service workers, manifest, offline caching, push notifications.
• Experience delivering REST APIs, authentication patterns (JWT/OAuth2), and error handling.
• Familiarity with Git, Azure DevOps or similar CI/CD tools, and Agile delivery.

Responsibilities

• Build and maintain full-stack web applications using React frontend and Node.js backend.
• Implement PWA capabilities for offline-first performance across devices.
• Build and maintain RESTful APIs in Node.js for web and mobile clients.
• Design MongoDB collections, schemas, and queries to support data models.
• Create reusable React components with state management and responsive layouts.
• Integrate frontend apps with REST APIs and third-party services.
• Participate in code reviews and Agile ceremonies to deliver quality solutions.

Skills

Node.js

React

Express.js

NestJS

MongoDB

REST APIs

JWT/OAuth2

PWA

Redux

TypeScript

Education

Bachelor's degree in Computer Science

Tools

Git

Azure DevOps

Job description

Job Summary:

If you are an Application Developer with strong Node.js backend and React frontend skills, this role offers the opportunity to build and maintain mobile-friendly, Progressive Web Applications (PWA) that power custom enterprise tools for Emerson's Lifecycle Services business. You will design Node.js-based REST API services, deliver React front-end interfaces optimized for mobile and desktop users, and build offline-capable PWA experiences backed by MongoDB, enabling field teams and business users to access critical applications from any device, anywhere. join our team in Mandaluyong City, Philippines!

In This Role, Your Responsibilities Will Be:

• Build and maintain full-stack web applications using React.js (frontend) and Node.js with Express.js or NestJS (backend), delivering mobile-friendly experiences for Emerson's custom enterprise tools.
• Implement Progressive Web App (PWA) capabilities, including service workers, web app manifests, offline-first 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 mobile-optimized 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 touch-friendly interactions suited for mobile and tablet users.
• Integrate frontend applications with REST APIs and third‑party 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 high-quality solutions on time.

Who You Are:

You readily take on new challenges and display a can‑do 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:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 3–5 years of experience in full-stack web development with hands‑on 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, mobile‑optimized interfaces with modern JavaScript (ES6+).
• Hands‑on 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 sprint‑based 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 WebSocket‑based real‑time 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, cross‑time zone Agile delivery teams.

Our Culture & Commitment to You:

At Emerson, we prioritize a workplace where every employee is valued, respected, and empowered to grow. We foster an environment that encourages innovation, collaboration, and diverse perspectives—because we know that great ideas come from great teams. Our commitment to ongoing career development and growing an inclusive culture ensures you have the support to thrive. Whether through mentorship, training, or leadership opportunities, we invest in your success so you can make a lasting impact.

We recognize the importance of employee wellbeing. We prioritize providing competitive benefits plans, a variety of medical insurance plans, Employee Assistance Program, employee resource groups, recognition, and much more. Our culture offers flexible time off plans, including paid parental leave (maternal and paternal), vacation, and holiday leave.

• competitive benefits plans
• a variety of medical insurance plans
• Employee Assistance Program
• employee resource groups
• recognition
• flexible time off plans
• paid parental leave (maternal and paternal)
• vacation
• holiday leave

WHY EMERSON

At Emerson, we are motivated by a spirit of collaboration that helps our diverse, multicultural teams across the world drive innovation that makes the world healthier, safer, smarter, and more sustainable. And we want you to join us in our bold aspiration.

We have built an engaged community of inquisitive, dedicated people who thrive knowing they are welcomed, trusted, celebrated, and empowered to solve the world’s most complex problems — for our customers, our communities, and the planet. You’ll contribute to this vital work while further developing your skills through our award‑winning employee development programs. We are a proud corporate citizen in every city where we operate and are committed to our people, our communities, and the world at large. We take this responsibility seriously and strive to make a positive impact through every endeavor.

Accessibility Assistance or Accommodation

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ABOUT EMERSON

Emerson is a global leader in automation technology and software. Through our deep domain expertise and legacy of flawless execution, Emerson helps customers in critical industries like life sciences, energy, power and renewables, chemical and advanced factory automation operate more sustainably while improving productivity, energy security and reliability.

With global operations and a comprehensive portfolio of software and technology, we are helping companies implement digital transformation to measurably improve their operations, conserve valuable resources and enhance their safety.

We offer equitable opportunities, celebrate diversity, and embrace challenges with confidence that, together, we can make an impact across a broad spectrum of countries and industries. Whether you’re an established professional looking for a career change, an undergraduate student exploring possibilities, or a recent graduate with an advanced degree, you’ll find your chance to make a difference with Emerson. Join our team – let’s go!