Senior Full-Stack Engineer: Node.js, React, PWA, MongoDB

City of Shakopee, MN; Mandaluyong; Hybrid; PHP 1,800,000 - 2,800,000; Full time

Job summary

Emerson is seeking a Senior Application Developer in Mandaluyong City, Philippines to own full-stack development across Node.js and React. You will design scalable backend services, architect Progressive Web App experiences, and guide MongoDB data architecture for enterprise web applications in Lifecycle Services IT.

You will lead complex feature delivery, enforce coding standards, mentor junior engineers, and contribute to technical roadmaps while collaborating in an Agile team.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 8+ years of full-stack web development experience with demonstrated depth in Node.js backend and React frontend delivery.
• Expert-level proficiency in building and operating production Node.js services with Express.js or NestJS, including RESTful API design, middleware architecture, authentication (JWT/OAuth2), performance tuning, and service reliability.
• Deep expertise in React development, including component architecture, hooks, state management (Redux or Context API), code splitting, performance optimization, and delivering consistent experiences across device sizes.
• Proven experience architecting and shipping Progressive Web Applications (PWA) solutions, including service worker lifecycle management, offline-first caching strategies (Cache API, Workbox), web app manifest, push notifications, and installability.
• Proven experience delivering web applications optimized for mobile and tablet, responsive and touch-optimized design, mobile performance profiling, Core Web Vitals, and cross-device testing.
• Strong hands-on experience with MongoDB, including document and collection design, aggregation pipelines, indexing strategies, performance optimization, and data model design.
• Expertise in designing, documenting, and governing REST APIs, including authentication patterns, versioning, contract design, and integration with third-party enterprise services.
• Solid familiarity with Git branching strategies, Azure DevOps or similar CI/CD pipelines, and sprint-based delivery; strong English communication skills.

Responsibilities

• Lead the design and delivery of complex full-stack features, owing technical decisions from data model and API contract design through React PWA front-end implementation and production deployment.
• Architect and build scalable Node.js backend services and RESTful APIs using Express.js or NestJS, defining patterns for authentication, error handling, versioning, and performance that junior developers follow.
• Lead PWA architecture decisions, including service worker strategy, offline-first caching design (Cache API, Workbox), push notification infrastructure, and app installability, while setting the standard for PWA implementation across the team.
• Design MongoDB data models and aggregation strategies for complex application requirements, enforce NoSQL data modeling best practices, and guide data architecture decisions across the team.
• Deliver mobile-friendly React front-end interfaces, including responsive layouts, touch-optimized interactions, and performance tuning for users across desktop, tablet, and mobile devices.
• Drive code quality across the team, set standards, lead code reviews, identify and resolve technical debt proactively, and ensure consistent engineering practices.
• Mentor and support mid-level and junior developers through code reviews, pair programming, and technical guidance.
• Conduct root cause analysis on complex production incidents, lead performance profiling and optimization across Node.js, MongoDB, and React/PWA layers.
• Contribute to technical roadmap discussions, providing engineering input on feasibility, risk, and build-vs-buy decisions for new platform capabilities.
• Participate in Agile ceremonies, contribute to sprint planning, and support delivery of team commitments.

Skills

Node.js

React

MongoDB

REST APIs

Express.js

NestJS

JWT/OAuth2

PWA

Architecting systems

Code reviews

Education

Bachelor's degree

Tools

Docker

Azure DevOps

Git

Job description

Emerson is seeking a Senior Application Developer in Mandaluyong City, Philippines to own full-stack development across Node.js and React. You will design scalable backend services, architect Progressive Web App experiences, and guide MongoDB data architecture for enterprise web applications in Lifecycle Services IT.

You will lead complex feature delivery, enforce coding standards, mentor junior engineers, and contribute to technical roadmaps while collaborating in an Agile team.